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. (3)
4-H Clubs--Sociological Aspects. (1)
4-H Clubs--West Virginia (1)
Abeilles--Anatomie.. (1)
Abortion In Animals (1)
Acaricides--Florida--Orlando--Testing (1)
Acaricides. (1)
Acetic Acid. (1)
Acorns--United States (1)
Adhesive Joints (4)
Adhesive Joints--Drying (1)
Aerial Spraying And Dusting In Agriculture (6)
Aerial Spraying And Dusting In Agriculture--Arizona (1)
Aerial Spraying And Dusting In Agriculture--Equipment And Supplies (1)
Aerial Spraying And Dusting In Agriculture--Equipment And Supplies. (1)
Aerial Spraying And Dusting In Agriculture--Lake States. (1)
Aerial Spraying And Dusting In Agriculture. (4)
Aeronautics, Commercial--Freight (1)
Aerosol Propellants--Testing. (1)
Aerosols (7)
Aerosols--Analysis (1)
Aerosols--Analysis. (1)
Aerosols--Industrial Applications (2)
Aerosols--Testing (1)
Aerosols. (6)
Africa, West (1)
Agricultural Chemicals--Measurement. (1)
Agricultural Chemicals--Physiological Effect (1)
Agricultural Chemicals. (2)
Agricultural Colleges--Law And Legislation--United States (3)
Agricultural Colleges--United States (6)
Agricultural Colleges--United States. (3)
Agricultural Credit (1)
Agricultural Credit--Minnesota. (1)
Agricultural Credit--Southern States. (1)
Agricultural Credit--United States (3)
Agricultural Education--Canada (1)
Agricultural Education--United States (1)
Agricultural Education--United States. (4)
Agricultural Education. (2)
Agricultural Estimating And Reporting--United States. (5)
Agricultural Exhibitions. (1)
Agricultural Experiment Stations--Arizona (1)
Agricultural Experiment Stations--California (1)
Agricultural Experiment Stations--Law And Legislation--United States. (3)
Agricultural Experiment Stations--Oregon (1)
Agricultural Experiment Stations--Research--United States. (1)
Agricultural Experiment Stations--Texas (1)
Agricultural Experiment Stations--Texas. (2)
Agricultural Experiment Stations--United States (6)
Agricultural Experiment Stations--United States. (10)
Agricultural Experiment Stations. (4)
Agricultural Extension Work--United States (1)
Agricultural Extension Work--United States--Finance (1)
Agricultural Implements (9)
Agricultural Implements. (1)
Agricultural Laborers--United States (1)
Agricultural Laws And Legislation--United States. (1)
Agricultural Machinery (2)
Agricultural Machinery--United States--Finance (1)
Agricultural Machinery. (1)
Agricultural Pests (17)
Agricultural Pests--Control--Florida. (2)
Agricultural Pests--United States (1)
Agricultural Pests. (13)
Agricultural Wages--Florida (1)
Agriculture (1)
Agriculture, Cooperative--United States (1)
Agriculture, Cooperative. (2)
Agriculture--Accounting (2)
Agriculture--Accounting. (1)
Agriculture--Alaska. (1)
Agriculture--Arizona. (1)
Agriculture--Bibliography. (1)
Agriculture--California (1)
Agriculture--Columbia River Valley (1)
Agriculture--Economic Aspects (2)
Agriculture--Economic Aspects--United States (2)
Agriculture--Economic Aspects--United States. (1)
Agriculture--Economic Aspects. (2)
Agriculture--Experimentation. (1)
Agriculture--Finance (1)
Agriculture--Montana. (1)
Agriculture--Oklahoma (1)
Agriculture--South Dakota. (1)
Agriculture--Study And Teaching (5)
Agriculture--Study And Teaching. (1)
Agriculture--United States (10)
Agriculture--United States. (6)
Agriculture And State--United States (1)
Air Flow (1)
Air Flow--Measurement. (1)
Air Flow. (1)
Airframes--Effect Of Temperature On (2)
Airplanes--Materials (1)
Alcohol (1)
Alcohols (1)
Alder--Diseases And Pests (2)
Alder Blight. (2)
Aldrin--Testing. (1)
Aleyrodidae (14)
Aleyrodidae--America (1)
Aleyrodidae--Control--Florida (2)
Aleyrodidae. (5)
Alfalfa (2)
Alfalfa--Diseases And Pests (1)
Alfalfa--Diseases And Pests--Control (1)
Alfalfa--Diseases And Pests--Control--Arizona (2)
Alfalfa--Diseases And Pests--Control--Arizona. (1)
Alfalfa--Diseases And Pests--Control. (1)
Alfalfa--Seeds--Diseases And Pests--Control--Arizona. (1)
Alfalfa--Seeds--United States. (1)
Alfalfa--Seeds. (1)
Alfalfa. (2)
Alfalfa Caterpillar. (1)
Alfalfa Weevil (2)
Alfalfa Weevil--Control (1)
Alfalfa Weevil--Control--Mexico. (2)
Alkaloids (2)
Alkaloids. (1)
Allethrin (3)
Allethrin. (1)
Almond Industry. (1)
Alsike Clover--Seeds--Oregon--Willamette River Valley (1)
Aluminum Alloys. (1)
Amblyomma--Control--Southern States (1)
Ambrosia Beetles--Gulf States. (1)
Ambrosia Beetles--South Atlantic States (1)
American Cockroach--Control (1)
American Dog Tick--Control (1)
American Foulbrood (1)
American Foulbrood--Law And Legislation--North America. (1)
American Foulbrood. (2)
Amides. (1)
Anabrus Simplex--Control--West (U.S.. (1)
Anabrus Simplex--Identification (1)
Anemia (1)
Angora Goat. (1)
Aniline (1)
Aniline. (1)
Animal Breeding (1)
Animal Breeds--United States (1)
Animal Breeds--United States. (6)
Animal Industry--Argentina. (1)
Animal Industry--Law And Legislation--United States (1)
Animal Industry--Law And Legislation--United States. (93)
Animal Industry--Law And Legislation. (3)
Animal Industry--United States. (1)
Animal Products. (1)
Animals, Domestic--Trade And Statistics--United States. (1)
Animals--Transportation--Law And Legislation--United States (1)
Anoplura--Control. (1)
Ants. (3)
Aonidiella Aurantii (1)
Aphelinidae (10)
Aphelinidae--North America (1)
Aphelinidae--North America--Anatomy (1)
Aphelinus Mali (1)
Aphids (3)
Aphids--Control--California. (1)
Aphids--Control. (1)
Aphids--Life Cycles (1)
Aphids--Speciation (10)
Aphids--Speciation--History (1)
Aphids. (5)
Aphis (2)
Apple-aphis. (2)
Apple-tree Borers (3)
Apple Maggot (2)
Apples--Diseases And Pests (5)
Apples--Diseases And Pests. (6)
Apples--Packing--United States (1)
Aquatic Insects--Control. (1)
Aquatic Plants--Law And Legislation--Greece. (1)
Araliaceae (1)
Argas Persicus. (2)
Argentine Ant. (1)
Armyworms. (1)
Arsenates (1)
Arsenates. (1)
Arthropod Pests (1)
Arthropod Pests--Control (1)
Asparagus--Diseases And Pests (2)
Asparagus--Diseases And Pests--Control (1)
Asparagus Beetle--Larvae--Control (1)
Asparagus Beetle. (1)
Aspen (2)
Atomization--Equipment And Supplies (1)
Attics--Heating And Ventilation (1)
Automatic Timers (1)
Automobiles--Windows And Windshields. (1)
Avian Botulism (1)
Avocado--Hawaii (1)
Azo Compounds (1)
Babesiosis--Law And Legislation--United States. (14)
Babesiosis In Cattle--Law And Legislation--United States (10)
Babesiosis In Cattle--Law And Legislation--United States. (10)
Babesiosis In Cattle. (2)
Bacteria. (1)
Bacterial Insecticides (1)
Bacterial Spores (2)
Bananas--Bermuda Islands. (1)
Bananas--Hawaii. (1)
Bananas--Quarantine--Mexico. (2)
Bananas--Quarantine--Saint Lucia (1)
Bananas--United States. (1)
Bankruptcy--Agriculture--United States (1)
Bankruptcy. (1)
Banks And Banking--United States. (1)
Barberries (1)
Barberries--Diseases And Pests--Control--United States (5)
Barberries--Law And Legislation--United States (8)
Bark Beetles (1)
Bark Beetles--Control. (2)
Barley--Great Plains (1)
Barley--Postharvest Losses--Prevention (1)
Barley--United States. (2)
Barley Industry--United States. (1)
Barrels. (1)
Beans (1)
Bean Thrips--Life Cycles. Bean Thrips--Control. (1)
Bedbugs--Control. (1)
Bedbugs. (1)
Beds (Gardens)--United States--Design And Construction (2)
Bee Culture (2)
Bee Culture--Puerto Rico. (1)
Bee Culture--Queen Rearing. (4)
Bee Culture--United States. (9)
Bee Culture--Utah (1)
Bee Culture. (1)
Beef--New Mexico. (1)
Beehives--United States (1)
Beehives. (2)
Bee Pollen--Pacific Coast (U.S.. (1)
Bees (1)
Bees--Diseases (2)
Bees--Diseases. (4)
Beeswax (2)
Beeswax Industry. (1)
Beet Leaf-hopper--Host Plants--California--San Joaquin Valley (1)
Beet Leafhopper (1)
Beet Leafhopper--Control (1)
Beet Leafhopper--Control--Arizona (1)
Beet Leafhopper--Control--California--Sacramento Valley. (1)
Beet Leafhopper--Control--California--San Joaquin Valley. (1)
Beet Leafhopper--Control--New Mexico (1)
Beet Leafhopper--Control. (3)
Beet Leafhopper. (4)
Beetles (2)
Beetles, Nuts: Diseases And Pests. (1)
Beetles--Control (1)
Beetles--Control--Quarantine (1)
Beetles--Control. (1)
Beetles--Diseases And Pests. (1)
Beetles. (4)
Beets--Diseases And Pests--Arizona (1)
Beets--Diseases And Pests--California--Sacramento Valley (1)
Beets--Diseases And Pests--New Mexico. (1)
Beet Sugar--Varieties--United States (1)
Beet Sugar Industry--United States. (1)
Beneficial Birds--Maryland. (1)
Beneficial Insects (55)
Beneficial Insects--United States (63)
Beneficial Insects. (1)
Benzamide. (2)
Benzenedicarbonitrile (1)
Bignoniaceae (1)
Big Thompson River (Colo.) Irrigation Colorado. Reservoirs.United States. (1)
Biological Control. (1)
Biological Control. Parasites.Browntail Moth (1)
Biological Insecticides (16)
Biological Insecticides--Testing (6)
Biological Insecticides--Testing. (2)
Biological Insecticides. (11)
Biomechanics. (1)
Biphenyl Compounds (1)
Birch (1)
Birch--Diseases And Pests. (1)
Birds (2)
Birds--Arkansas. (1)
Birds--California--Fruit--Diseases And Pests. (2)
Birds--Conservation--Law And Legislation--United States.Bird Protection. (1)
Birds--Conservation. (2)
Birds--Eggs (1)
Birds--Food--Bibliography. (1)
Birds--Food--Boll Weevil--Biological Control. (1)
Birds--Hawaii--Laysan Island (1)
Birds--Maryland (1)
Birds--Maryland. (1)
Birds--Nests (1)
Birds--Research (1)
Birds--Southern States (1)
Blackleg In Cattle (2)
Blackleg In Sheep (2)
Bleaching. (1)
Blister Rust (1)
Blister Rust--Control--Law And Legislation--United States (3)
Blister Rust--Control--Quarantine (3)
Blister Rust--Control--United States (1)
Blister Rust. (1)
Blowflies--Larvae--Control (1)
Blueberries--Diseases And Pests--United States (1)
Blueberries--Prices--United States. (1)
Blueberries--Soils--United States (1)
Blueberries--United States (1)
Blueberries--Varieties--United States (1)
Bluegrasses. (1)
Blue Stain (1)
Bobolink. Blackbirds. Grackles. Birds. Food. (1)
Boll Weevil (12)
Boll Weevil--Biological Control--Birds--Food. (2)
Boll Weevil--Biological Control. (1)
Boll Weevil--Control (1)
Boll Weevil--Control. (2)
Boll Weevil--Florida. (1)
Boll Weevil--United States. (1)
Boll Weevil. (11)
Bone Products (1)
Bordeaux Mixture. (2)
Borers (Insects (1)
Borers (Insects)--Control--West (U.S.. (1)
Borers (Insects)--Control. (1)
Borers (Insects. (1)
Botanical Insecticides (6)
Botanical Insecticides--Patents (1)
Botanical Insecticides. (2)
Botany, Economic--United States. (2)
Botany--Black Hills National Forest (S.D. And Wyo. (1)
Botany--Kansas. (1)
Botany--Nebraska (1)
Botany--Study And Teaching (Elementary. (1)
Botany--Texas. (1)
Botany. (1)
Bread. (1)
Briquets (Fuel. (1)
Bromomethane (10)
Bromomethane--Bibliography (1)
Bromomethane--Testing (1)
Bromomethane. (7)
Broomcorn--Cuba. (1)
Broomcorn--Fumigation--Methods (1)
Broomcorn Brooms. (1)
Brown Dog Tick--Control (1)
Brown Dog Tick--Control. (1)
Brown Rot (2)
Browntail Moth (1)
Browntail Moth--Control--Law And Legislation--United States (2)
Browntail Moth--Control--Law And Legislation--United States. (11)
Browntail Moth--Quarantine (3)
Brucellosis In Cattle (4)
Bryobia Praetiosa. (3)
Building Materials (1)
Building Materials--Mechanical Properties (1)
Buildings--Pest Control (1)
Buildings--Protection (1)
Bulbs (Plants)--Diseases And Pests (1)
Bulbs (Plants)--Diseases And Pests--Control. (1)
Bulbs (Plants)--United States (2)
Burlap--Law And Legislation--United States (2)
Butter (6)
Butter--Composition. (1)
Butter--Illinois--Chicago (1)
Butter--Law And Legislation--United States. (1)
Butter--New York (State)--New York (1)
Butter--Storage. (1)
Butter. (1)
Butter Trade-- Hawaii. (1)
Butyric Acid (1)
Cabbage (1)
Cabbage--Diseases And Pests (3)
Cabbage--Diseases And Pests--Control--Southern States (1)
Cabbage--Diseases And Pests--Southern States (1)
Cabbage--Diseases And Pests. (3)
Cabbage--Storage. (1)
Caesalpiniaceae. (1)
California And Georgia Thysanoptera (1)
Calves--Feeding And Feeds--Alabama (1)
Camellias--Diseases And Pests--Control--South Carolina. (1)
Camembert Cheese. (2)
Camphor (1)
Canna--Hawaii--Hawaii Island. (1)
Canna--Hawaii. (2)
Cannabis--Agriculture. (1)
Canned Vegetables (1)
Canneries--Waste Disposal--United States (1)
Canning And Preserving (1)
Caption Title (1)
Carbon Dioxide (1)
Carbon Disulfide (1)
Carpet Beetles. (1)
Castanea--United States. (1)
Castor Beans--Diseases And Pests. (1)
Castor Oil Plant. (1)
Catch Crops (1)
Caterpillars (1)
Caterpillars--Control (1)
Caterpillars--Control--Southern States (1)
Caterpillars--Control. (1)
Caterpillars--Identification. (1)
Cattle (2)
Cattle--Diseases (1)
Cattle--Diseases. (1)
Cattle--Diseases And Pests (2)
Cattle--Diseases And Pests--Control (2)
Cattle--Feeding And Feeds--Alabama. (1)
Cattle--Feeding And Feeds--Texas. (1)
Cattle--Feeding And Feeds--United States. (27)
Cattle--Feeding And Feeds. (2)
Cattle--Mexico. (1)
Cattle--Parasites--Control (2)
Cattle--Parasites--Control. (1)
Cattle--Parasites. (1)
Cattle--United States. (1)
Cattle. (1)
Cattle. Parasites.Puerto Rico. (1)
Cattle Breeders--Denmark--Societies, Etc. (1)
Cattle Dip (2)
Cattle Dip--Analysis (1)
Cattle Lice--Control (1)
Cattle Tick (5)
Cattle Tick--Control. (1)
Cattle Tick. (2)
Cattle Trade (1)
Cattle Trade--United States (1)
Cauliflower--Diseases And Pests (1)
Cauliflower--Diseases And Pests--Diagnosis. (1)
Celery Industry--Diseases And Pests. (1)
Cellulose--Chemistry (2)
Cellulose--Chemistry. (1)
Cellulose Fibers--Analysis (1)
Cement--Additives (1)
Ceratopogonidae. (1)
Chalcid Wasps--North America. (1)
Charcoal (1)
Charcoal Kilns. (1)
Cheddar Cheese--Microbiology. (1)
Cheddar Cheese. (1)
Cheese (4)
Cheese--Analysis (1)
Cheese--Storage. (1)
Cheese--Varieties (1)
Cheese--Varieties. (1)
Cheese. (2)
Chemical Apparatus (1)
Chemistry (1)
Chenopodium Oil (1)
Cherry--Quarantine--Law And Legislation--Scotland. (1)
Chestnut--Diseases And Pests (1)
Chestnut--Quarantine--Switzerland. (1)
Chestnut-borer. (1)
Chestnut Weevils--Control--Southern States (1)
Chinch-bugs--Control (1)
Chinch-bugs--Control--North America. (1)
Chinch-bugs--North America (1)
Chinch-bugs. (2)
Chlordan (1)
Chlordan. (2)
Chlorofluorocarbons. (1)
Chlorohydrocarbons. (1)
Chlorosis (1)
Chlorosis.Calcareous Soils Puerto Rico.Pineapple Puerto Rico. (1)
Christmas Trees--Fires And Fire Prevention. (1)
Cicada (Genus. (1)
Cicada Genus. (1)
Cicuta. (1)
Cider (1)
Cigarette Beetle (2)
Cigarette Beetle--Control (2)
Cigarette Beetle--Control. (1)
Cigarette Beetle--Larvae. (1)
Cigarette Beetle. (1)
Citrus (4)
Citrus--Diseases And Pests--Control (1)
Citrus--Diseases And Pests--Control--Texas (5)
Citrus--Diseases And Pests--Control--United States (1)
Citrus--Diseases And Pests--Control. (1)
Citrus--Diseases And Pests--Florida (1)
Citrus--Diseases And Pests--Florida. (1)
Citrus--Fumigation (1)
Citrus--Harvesting--Texas. (1)
Citrus--Harvesting Time--United States (9)
Citrus--Law And Legislation--Bulgaria (1)
Citrus--Mexico (2)
Citrus--Mexico. (3)
Citrus--Seeds. (1)
Citrus Black Fly--Control--Mexico (1)
Citrus Fruit Industry (1)
Citrus Fruit Industry--Florida. (1)
Citrus Fruit Industry--Licenses--United States. (1)
Citrus Fruits (1)
Citrus Fruits--Mexico. (1)
Citrus Fruits--Puerto Rico (1)
Citrus Fruits. Fertilizers. Puerto Rico. (1)
Citrus Thrips (10)
Citrus Whitefly (2)
Citrus Whitefly--Control--Florida (1)
Citrus Whitefly--Florida (1)
Civil Defense--United States. (1)
Civil Service (1)
Classical Swine Fever. (1)
Clearing Of Land--Northwest, Pacific (1)
Clover--Diseases And Pests (2)
Co-operation, Agricultural--Canada (1)
Co-operation, Agricultural--United States (1)
Coal-tar Colors (1)
Coccidae (10)
Coccidae. (8)
Cockroaches--Control--Testing. (1)
Cockroaches--Control. (1)
Cockroaches. (1)
Coconut Palm--Diseases And Pests. (1)
Coconut Palm--Fertilizers. (1)
Codling Moth (2)
Codling Moth--Control (2)
Codling Moth--Control--West (U.S. (1)
Codling Moth--Control. (2)
Codling Moth--Larvae--Control (3)
Codling Moth--Larvae--Research. (1)
Codling Moth--Northwestern States. (1)
Codling Moth. (2)
Coffee--Diseases And Pests--Puerto Rico. (1)
Coffee--Diseases And Pests--Quarantine. (1)
Coffee--Fertilizers--Puerto Rico. (1)
Coffee--Pruning--Puerto Rico. (1)
Coffee--Quarantine (1)
Coffee--Quarantine--Mexico (2)
Coffee--Varieties--Puerto Rico. (1)
Coffee--Venezuela. (1)
Coffee. Planting. Seedlings Transplanting. (1)
Coffee. Soils. Puerto Rico. (1)
Cold Storage (2)
Cold Storage. (1)
Colorado Potato Beetle--Control--Czechoslovakia. (1)
Colorado Potato Beetle--Control--Greece. (1)
Colorado Potato Beetle. (3)
Comfrey (1)
Competition--Agriculture--United States. (1)
Compression Wood--Identification. (1)
Confused Flour Beetle--Control (1)
Conifers--Diseases And Pests--California. (1)
Conifers--Quarantine--Dominican Republic. (1)
Conifers--Roots--Diseases And Pests--Control--Lake States. (1)
Conifers--Seeds--Diseases And Pests--Control--Lake States (1)
Containers (1)
Containers--Sanitation (1)
Cooking, Asian (1)
Cookware--Study And Teaching (Elementary. (1)
Cooperative Marketing Of Farm Produce--Law And Legislation--United States. (1)
Copper (1)
Copper-arsenic Alloys. (1)
Core Materials (1)
Core Materials--Testing (1)
Corms--Storage--Diseases And Pests (2)
Corms--United States (2)
Corn--Diseases And Pests (1)
Corn--Diseases And Pests--Control. (1)
Corn--Diseases And Pests--Monitoring. (1)
Corn--Diseases And Pests--United States. (1)
Corn--Diseases And Pests. (2)
Corn--Machinery. (1)
Corn--Protection. (1)
Corn-stalk Borer (2)
Corn Industry--Europe. (1)
Corn Industry--United States (1)
Corn Root-aphis. (1)
Corn Storage. (1)
Corporations--Agriculture--Finance. (1)
Cottage Cheese. (1)
Cotton (5)
Cotton--Arizona. (1)
Cotton--Barbados. (2)
Cotton--Climatic Factors. (2)
Cotton--Diseases And Pests (8)
Cotton--Diseases And Pests--Arizona (1)
Cotton--Diseases And Pests--Control (1)
Cotton--Diseases And Pests--Control--Arizona (1)
Cotton--Diseases And Pests--Control--Louisiana--Tallulah (1)
Cotton--Diseases And Pests--Control--Texas (2)
Cotton--Diseases And Pests--Control--United States (2)
Cotton--Diseases And Pests--Control--United States. (1)
Cotton--Diseases And Pests--Control. (1)
Cotton--Diseases And Pests. (6)
Cotton--Economic Aspects--Arkansas (1)
Cotton--Electric Properties. (1)
Cotton--Environmental Aspects. (1)
Cotton--Fumigation--Equipment And Supplies (2)
Cotton--Genetics. (1)
Cotton--Grading. (2)
Cotton--Italian East Africa (1)
Cotton--Law And Legislation--Africa, French-speaking Equatorial (1)
Cotton--Law And Legislation--United States (5)
Cotton--Law And Legislation--United States. (2)
Cotton--Louisiana--Tallulah--Field Experiments (1)
Cotton--Mutation Breeding. (1)
Cotton--Prices--United States. (1)
Cotton--Quarantine. (1)
Cotton--United States (2)
Cotton--United States--Marketing. (1)
Cotton--Utilization--United States (1)
Cotton-picking Machinery. (1)
Cotton. (5)
Cotton Aphid (2)
Cotton Aphid--Control (1)
Cotton Aphid. (1)
Cotton Diseases And Pest (1)
Cotton Diseases And Pests. (1)
Cotton Fabrics (1)
Cotton Growing--Hawaii. (1)
Cotton Growing--United States (1)
Cotton Growing--United States. (2)
Cotton Leafworm (2)
Cotton Leafworm.CottonDiseases And Pests. (1)
Cottonseed--Certification--United States. (1)
Cottonseed--Fumigation (1)
Cottonseed--Fumigation--United States (5)
Cottonseed--Grading (1)
Cottonseed--Law And Legislation--Africa, French-speaking Equatorial. (1)
Cottonseed--United States (4)
Cottonseed--United States--Geographical Distribution. (5)
Cottonseed. (1)
Cotton Spinning. (1)
Cotton Trade--Oklahoma (1)
Cotton Trade--United States (1)
Cotton Trade--United States. (2)
Cotton Trade. (19)
Cottonwood (1)
Country Life--United States. (1)
Cover Crops. Puerto Rico. (1)
Cow--Feeding--United States (1)
Cows (1)
Coyote. (1)
Crates (1)
Crates. (1)
Cream (1)
Cream--Northeastern States (1)
Cream. (1)
Creosote (1)
Creosote. (1)
Crickets--Control. (1)
Crickets--West (U.S.)--Identification. (1)
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Insect Traps (8)
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Japanese Beetle (8)
Japanese Beetle--Biological Control. (3)
Japanese Beetle--Control (13)
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Japanese Beetle--Control--Law And Legislation--United States (18)
Japanese Beetle--Control--Law And Legislation--United States. (4)
Japanese Beetle--Control--United States (5)
Japanese Beetle--Control--United States. (16)
Japanese Beetle--Control. (4)
Japanese Beetle--Larvae--Control (6)
Japanese Beetle--Larvae--Control. (5)
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Japanese Beetle--Quarantine. (6)
Japanese Beetle. (3)
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Kilns (5)
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Laminated Plastics--Mechanical Properties. (1)
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Larger Canna Leafroller. (2)
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Lead Arsenate. (2)
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Lumber. (15)
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Mango--Certification--Puerto Rico. (2)
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Meat Inspection--Law And Legislation--United States. (18)
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Mediterranean Flour Moth (2)
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Mediterranean Fruit-fly. (1)
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Mexican Bean Beetle--Control. (1)
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Mexican Fruit-fly (10)
Mexican Fruit-fly--Control--Law And Legislation--United States (29)
Mexican Fruit-fly--Control--Law And Legislation--United States. (2)
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Milk (9)
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Mosquitoes. (4)
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National Parks And Reserves--United States. (2)
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Nursery Stock--Transportation--Law And Legislation--Louisiana. (1)
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Nursery Stock--Transportation--Law And Legislation--South Dakota. (1)
Nursery Stock--Transportation--Law And Legislation--Tennessee. (1)
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Nursery Stock--Transportation--Law And Legislation--Washington (State. (1)
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Oil As Pesticide. (2)
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Optical Instruments--Equipment And Supplies. (1)
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Organic Compounds (2)
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Organic Compounds--Synthesis. (11)
Organic Compounds--Testing. (2)
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Organic Compounds. (4)
Organic Wastes As Fertilizer--Puerto Rico. (1)
Organochlorine Compounds (1)
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Oriental Fruit Moth--Control (3)
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Packing-houses (1)
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Panama Canal Treaties (1977 September 7) (1)
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Paper, Plastic. (1)
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Parasites (27)
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Parasites.Gypsy Moth. (1)
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Pea-weevil--Control (2)
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Peach--Diseases And Pests--Control (1)
Peach--Diseases And Pests--Control. (3)
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Pear--Diseases And Pests. (2)
Pear Thrips. (1)
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Pecan--Diseases And Pests--Control--Southern States (1)
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Pediculidae (1)
Pennisetum Purpureum. Hawaii. (1)
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Pepper Weevil--Control--California--Alhambra (1)
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Phyllophaga--Control--Louisiana. (1)
Phytopathogenic Fungi. (1)
Pieris Rapae. (1)
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Pigeon Pea--Hawaii. (1)
Pine--Diseases And Pests--Black Hills National Forest (S.D. And Wyo.. (1)
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Pine--Diseases And Pests. (3)
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Pink Bollworm--Control--Texas. (2)
Pink Bollworm--Control--United States (17)
Pink Bollworm--Control--United States. (6)
Pink Bollworm--Control. (1)
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Pink Bollworm--Hibernation--Texas (1)
Pink Bollworm--Quarantine (15)
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Plantago (1)
Plant Diseases (48)
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Plant Diseases--Quarantine. (6)
Plant Diseases--United States. (62)
Plant Diseases. (21)
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Plant Parasites--Black Hills National Forest (S.D. And Wyo. (1)
Plant Parasites--United States (10)
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Plant Quarantine (51)
Plant Quarantine--Law And Legislation (1)
Plant Quarantine--Law And Legislation--Alabama (2)
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Plant Quarantine--Law And Legislation--Albania. (1)
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Plant Quarantine--Law And Legislation--Angola (1)
Plant Quarantine--Law And Legislation--Antigua And Barbuda. (3)
Plant Quarantine--Law And Legislation--Argentina (2)
Plant Quarantine--Law And Legislation--Argentina. (6)
Plant Quarantine--Law And Legislation--Arizona (2)
Plant Quarantine--Law And Legislation--Arkansas (1)
Plant Quarantine--Law And Legislation--Arkansas. (1)
Plant Quarantine--Law And Legislation--Australia. (8)
Plant Quarantine--Law And Legislation--Austria. (4)
Plant Quarantine--Law And Legislation--Bahamas. (1)
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Plant Quarantine--Law And Legislation--Belgium. (3)
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Plant Quarantine--Law And Legislation--Bermuda Islands (2)
Plant Quarantine--Law And Legislation--Bermuda Islands. (5)
Plant Quarantine--Law And Legislation--Bolivia. (2)
Plant Quarantine--Law And Legislation--Brazil. (7)
Plant Quarantine--Law And Legislation--Bulgaria. (2)
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Plant Quarantine--Law And Legislation--California (3)
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Plant Quarantine--Law And Legislation--Canada. (6)
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Plant Quarantine--Law And Legislation--Chile. (3)
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Plant Quarantine--Law And Legislation--Colonies--France (2)
Plant Quarantine--Law And Legislation--Colonies--France. (1)
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Plant Quarantine--Law And Legislation--Czechoslovakia. (4)
Plant Quarantine--Law And Legislation--Delaware (1)
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Plant Quarantine--Law And Legislation--Dominican Republic. (3)
Plant Quarantine--Law And Legislation--Ecuador. (1)
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Plant Quarantine--Law And Legislation--El Salvador. (4)
Plant Quarantine--Law And Legislation--Equatorial Guinea--Fernando Po (1)
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Plant Quarantine--Law And Legislation--Finland. (4)
Plant Quarantine--Law And Legislation--Florida (2)
Plant Quarantine--Law And Legislation--France. (13)
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Plant Quarantine--Law And Legislation--Gambia. (2)
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Plant Quarantine--Law And Legislation--Georgia (2)
Plant Quarantine--Law And Legislation--Georgia. (1)
Plant Quarantine--Law And Legislation--Germany (West. (1)
Plant Quarantine--Law And Legislation--Germany. (6)
Plant Quarantine--Law And Legislation--Ghana (1)
Plant Quarantine--Law And Legislation--Ghana. (3)
Plant Quarantine--Law And Legislation--Gilbert And Ellice Islands Colony. (1)
Plant Quarantine--Law And Legislation--Great Britain (3)
Plant Quarantine--Law And Legislation--Great Britain. (10)
Plant Quarantine--Law And Legislation--Greece (2)
Plant Quarantine--Law And Legislation--Greece. (2)
Plant Quarantine--Law And Legislation--Grenada. (1)
Plant Quarantine--Law And Legislation--Guadeloupe (1)
Plant Quarantine--Law And Legislation--Guadeloupe. (1)
Plant Quarantine--Law And Legislation--Guatemala. (3)
Plant Quarantine--Law And Legislation--Guyana. (2)
Plant Quarantine--Law And Legislation--Haiti. (2)
Plant Quarantine--Law And Legislation--Hawaii (4)
Plant Quarantine--Law And Legislation--Honduras. (3)
Plant Quarantine--Law And Legislation--Hungary. (2)
Plant Quarantine--Law And Legislation--Idaho (2)
Plant Quarantine--Law And Legislation--Illinois (1)
Plant Quarantine--Law And Legislation--India. (14)
Plant Quarantine--Law And Legislation--Indiana (1)
Plant Quarantine--Law And Legislation--Indonesia--Papua. (1)
Plant Quarantine--Law And Legislation--Indonesia. (3)
Plant Quarantine--Law And Legislation--Iowa (1)
Plant Quarantine--Law And Legislation--Iran. (5)
Plant Quarantine--Law And Legislation--Iraq. (2)
Plant Quarantine--Law And Legislation--Ireland. (4)
Plant Quarantine--Law And Legislation--Israel. (1)
Plant Quarantine--Law And Legislation--Italy. (5)
Plant Quarantine--Law And Legislation--Jamaica (1)
Plant Quarantine--Law And Legislation--Jamaica. (3)
Plant Quarantine--Law And Legislation--Japan--Ryukyu Islands. (1)
Plant Quarantine--Law And Legislation--Japan. (3)
Plant Quarantine--Law And Legislation--Kansas (1)
Plant Quarantine--Law And Legislation--Kentucky (2)
Plant Quarantine--Law And Legislation--Kenya. (4)
Plant Quarantine--Law And Legislation--Korea. (1)
Plant Quarantine--Law And Legislation--Lebanon. (1)
Plant Quarantine--Law And Legislation--Louisiana (1)
Plant Quarantine--Law And Legislation--Luxembourg. (2)
Plant Quarantine--Law And Legislation--Malawi. (2)
Plant Quarantine--Law And Legislation--Malaysia--Malaya. (3)
Plant Quarantine--Law And Legislation--Malta. (5)
Plant Quarantine--Law And Legislation--Martinique. (1)
Plant Quarantine--Law And Legislation--Maryland (1)
Plant Quarantine--Law And Legislation--Massachusetts (1)
Plant Quarantine--Law And Legislation--Mauritius. (2)
Plant Quarantine--Law And Legislation--Mexico (6)
Plant Quarantine--Law And Legislation--Mexico. (1)
Plant Quarantine--Law And Legislation--Michigan (1)
Plant Quarantine--Law And Legislation--Minnesota (1)
Plant Quarantine--Law And Legislation--Mississippi (2)
Plant Quarantine--Law And Legislation--Missouri (1)
Plant Quarantine--Law And Legislation--Montana (1)
Plant Quarantine--Law And Legislation--Montserrat. (1)
Plant Quarantine--Law And Legislation--Morocco. (9)
Plant Quarantine--Law And Legislation--Mozambique. (1)
Plant Quarantine--Law And Legislation--Nebraska (1)
Plant Quarantine--Law And Legislation--Netherlands (2)
Plant Quarantine--Law And Legislation--Netherlands. (1)
Plant Quarantine--Law And Legislation--Nevada (1)
Plant Quarantine--Law And Legislation--New Caledonia. (1)
Plant Quarantine--Law And Legislation--Newfoundland And Labrador. (1)
Plant Quarantine--Law And Legislation--New Hampshire (1)
Plant Quarantine--Law And Legislation--New Jersey (1)
Plant Quarantine--Law And Legislation--New Mexico (1)
Plant Quarantine--Law And Legislation--New York (State (1)
Plant Quarantine--Law And Legislation--New Zealand (1)
Plant Quarantine--Law And Legislation--New Zealand. (3)
Plant Quarantine--Law And Legislation--Nicaragua. (1)
Plant Quarantine--Law And Legislation--Nigeria. (2)
Plant Quarantine--Law And Legislation--North Carolina (1)
Plant Quarantine--Law And Legislation--North Dakota (1)
Plant Quarantine--Law And Legislation--Northern Ireland. (1)
Plant Quarantine--Law And Legislation--Norway. (1)
Plant Quarantine--Law And Legislation--Ohio (1)
Plant Quarantine--Law And Legislation--Oklahoma (1)
Plant Quarantine--Law And Legislation--Oregon (2)
Plant Quarantine--Law And Legislation--Palestine (4)
Plant Quarantine--Law And Legislation--Papua New Guinea. (2)
Plant Quarantine--Law And Legislation--Paraguay. (4)
Plant Quarantine--Law And Legislation--Pennsylvania (1)
Plant Quarantine--Law And Legislation--Peru. (3)
Plant Quarantine--Law And Legislation--Philippines. (3)
Plant Quarantine--Law And Legislation--Poland. (3)
Plant Quarantine--Law And Legislation--Portugal. (1)
Plant Quarantine--Law And Legislation--Puerto Rico (2)
Plant Quarantine--Law And Legislation--Puerto Rico. (1)
Plant Quarantine--Law And Legislation--Rhode Island (1)
Plant Quarantine--Law And Legislation--Romania. (6)
Plant Quarantine--Law And Legislation--Saint Kitts And Nevis. (2)
Plant Quarantine--Law And Legislation--Saint Lucia. (3)
Plant Quarantine--Law And Legislation--Saint Vincent And The Grenadines--Saint Vincent (1)
Plant Quarantine--Law And Legislation--Saint Vincent And The Grenadines--Saint Vincent. (1)
Plant Quarantine--Law And Legislation--Saudi Arabia. (1)
Plant Quarantine--Law And Legislation--Seychelles. (1)
Plant Quarantine--Law And Legislation--Sierra Leone. (2)
Plant Quarantine--Law And Legislation--South Africa. (9)
Plant Quarantine--Law And Legislation--South Carolina (3)
Plant Quarantine--Law And Legislation--South Dakota (1)
Plant Quarantine--Law And Legislation--Soviet Union. (3)
Plant Quarantine--Law And Legislation--Spain. (1)
Plant Quarantine--Law And Legislation--Sri Lanka. (4)
Plant Quarantine--Law And Legislation--Suriname. (1)
Plant Quarantine--Law And Legislation--Sweden. (4)
Plant Quarantine--Law And Legislation--Switzerland (2)
Plant Quarantine--Law And Legislation--Switzerland. (2)
Plant Quarantine--Law And Legislation--Taiwan. (1)
Plant Quarantine--Law And Legislation--Tanzania. (2)
Plant Quarantine--Law And Legislation--Tennessee (1)
Plant Quarantine--Law And Legislation--Texas (1)
Plant Quarantine--Law And Legislation--Trinidad And Tobago. (3)
Plant Quarantine--Law And Legislation--Tunisia. (1)
Plant Quarantine--Law And Legislation--Turkey (3)
Plant Quarantine--Law And Legislation--Turkey. (2)
Plant Quarantine--Law And Legislation--United States (138)
Plant Quarantine--Law And Legislation--United States. (62)
Plant Quarantine--Law And Legislation--Uruguay (5)
Plant Quarantine--Law And Legislation--Utah (1)
Plant Quarantine--Law And Legislation--Venezuela (2)
Plant Quarantine--Law And Legislation--Venezuela. (5)
Plant Quarantine--Law And Legislation--Vermont (1)
Plant Quarantine--Law And Legislation--Virginia. (1)
Plant Quarantine--Law And Legislation--Virgin Islands. (1)
Plant Quarantine--Law And Legislation--Washington (D.C. (1)
Plant Quarantine--Law And Legislation--Washington (State (1)
Plant Quarantine--Law And Legislation--West Virginia (1)
Plant Quarantine--Law And Legislation--Wisconsin. (1)
Plant Quarantine--Law And Legislation--Wyoming. (1)
Plant Quarantine--Law And Legislation--Yugoslavia. (5)
Plant Quarantine--Law And Legislation--Zambia. (1)
Plant Quarantine--Law And Legislation--Zimbabwe. (2)
Plant Quarantine--United States (12)
Plant Quarantine--United States. (21)
Plant Quarantine. (11)
Plants--Control--Quarantine--United States (4)
Plants--Diseases And Pests--Control--United States. (43)
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Plum Curculio--Larvae--Control. (1)
Plum Curculio. (1)
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Plywood--Testing (4)
Plywood--Testing. (1)
Plywood. (6)
Poisoning In Honeybees--Utah. (1)
Poisons. (2)
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Poles And Towers. Chestnut Diseases And Pests.Termites. (1)
Pollen. (3)
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Ponderosa Pine (1)
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Ponderosa Pine. (2)
Poplar. (1)
Postal Service--Law And Legislation--Ghana. (1)
Postal Service--United States. (1)
Potatoes (1)
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Potatoes--Diseases And Pests--Control--Washington (State (1)
Potatoes--Diseases And Pests--Control. (1)
Potatoes--Diseases And Pests--United States. (1)
Potatoes--Diseases And Pests. (3)
Potatoes--Economic Aspects--United States. (1)
Potatoes--Quarantine--Argentina. (1)
Potatoes--Quarantine--Greece (2)
Potatoes--United States. (1)
Potatoes. (1)
Potatoes Diseases And Pests. Hawaii. (1)
Potato Tuberworm (2)
Potato Tuberworm--Control. (1)
Potato Tuberworm. (1)
Potato Wart (1)
Poultry (9)
Poultry--United States--Statistics. (1)
Poultry. (3)
Poultry Industry (1)
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Powders. (1)
Pressure--Measurement (1)
Pressure Packaging (2)
Pressure Packaging. (1)
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Pressurized Cylinders--Cleaning (1)
Price Regulation (1)
Prickly Pears (1)
Prickly Pears--Texas (1)
Produce Trade--Florida (1)
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Property Tax--United States (1)
Propionic Acid. (1)
Prune Industry--Yugoslavia. (1)
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Puccinia Graminis (2)
Puccinia Graminis--Control--Law And Legislation--United States (2)
Puccinia Graminis--Control--Law And Legislation--United States. (6)
Puccinia Graminis--Control--United States. (3)
Puccinia Graminis--Identification (1)
Puccinia Graminis--United States. (1)
Pulping (3)
Pulping--Japan. (1)
Pulp Mills. (1)
Pulpwood--Evaluation (1)
Pulpwood. (1)
Pumping Machinery. Irrigation Louisiana. Drainage Louisiana. (1)
Punched Card Systems. (1)
Pupae. (2)
Purple Scale--Control (1)
Pyrethrins (1)
Pyrethrum (Insecticide (5)
Pyrethrum (Insecticide) (1)
Pyrethrum (Insecticide)--Southern States--Testing (1)
Pyrethrum (Insecticide)--Testing (1)
Pyrethrum (Insecticide). (1)
Quails--Law And Legislation--United States. (3)
Quails--United States--Northern Bobwhite. (1)
Quarantine (2)
Quarantine, Veterinary--Ghana (1)
Quarantine, Veterinary--Law And Legislation--Angola. (1)
Quarantine, Veterinary--Law And Legislation--United States (8)
Quassia (1)
Quince--Diseases And Pests (1)
Radiation. (1)
Radiography--Image Quality. (1)
Railroad Ties (1)
Railroad Ties: Strength Of Materials: Wood. (1)
Raisin Moth (1)
Raspberries--Diseases And Pests--Control (1)
Rats--United States (1)
Rayon (1)
Real Property--Agriculture (1)
Real Property--New Hampshire. (1)
Real Property--New Jersey. (1)
Real Property--Prices--Southern States. (3)
Reclamation Of Land--Arizona (1)
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Reclamation Of Land--South Dakota (1)
Reconstruction (1939-1951)--United States (1)
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Red Clover--Diseases And Pests--Control (1)
Red Clover--Seeds--Oregon--Willamette River Valley. (1)
Red Turpentine Beetle--California (1)
Redwood (Wood)--Yields (1)
Refractometers (1)
Refrigeration As A Disinfectant. (4)
Refrigerator Cars--Fumigation (1)
Refrigerator Cars--Fumigation--Equipment And Supplies (1)
Refrigerator Cars--Fumigation--United States (1)
Refrigerator Cars--Fumigation. (2)
Refuse And Refuse Disposal (1)
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Repellents--Florida--Orlando--Testing. (1)
Respiration Calorimeter. (1)
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Rice--Soils--Hawaii. (1)
Rice Water Weevil (1)
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Roads (1)
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Roads--United States. (1)
Rocky Mountain Spotted Fever--Control--United States (1)
Rocky Mountain Spotted Fever Tick. (1)
Roof Trusses (1)
Root-knot (1)
Root Rots. (1)
Rose-beetle. (1)
Rose-chafer (2)
Roses--Diseases And Pests. (1)
Rose Slug-caterpillar (1)
Rosin Oil (2)
Rotenone (10)
Rotenone--Industrial Applications (4)
Rotenone--Industrial Applications. (1)
Rotenone. (5)
Rubber--Hawaii. (1)
Rubber Plants--Hawaii (1)
Rural Development--United States. (1)
Rural Population--Economic Aspects (1)
Russian Thistle--California--San Joaquin Valley (1)
Rust Fungi--Identification (1)
Rust Fungi. (1)
Safety Measures (1)
Salicates (1)
Sand And Gravel Plants--Quarantine--Hawaii (1)
Sand And Gravel Plants--Quarantine--Puerto Rico (1)
Sand Flies--Control--Atlantic Coast (South Atlantic States (1)
Sand Flies--Control--Gulf Coast (U.S. (1)
Sandwich Construction (1)
Sandwich Construction--Testing (1)
Sandwich Construction--Testing--Equipment And Supplies (1)
Sandwich Construction. (2)
Sandy Soils--Columbia River Valley (1)
San José Scale (3)
San José Scale (1)
San José Scale--Control (1)
San José Scale--Control--Belgium. (1)
San José Scale--Control--Netherlands (2)
San José Scale--Control--Switzerland. (1)
San José Scale--Control. (1)
San José Scale. (3)
Sapwood. (3)
Satin Moth--Control--United States (1)
Satin Moth--Quarantine (1)
Sausage Casings. (1)
Sawmills (11)
Sawmills--Economic Aspects (1)
Sawmills--Economic Aspects--United States (3)
Sawmills--United States (2)
Sawmills--United States--Accounting. (1)
Sawmills--United States--Equipment And Supplies (1)
Sawmills. (5)
Scabies In Cattle--Law And Legislation--United States (5)
Scabies In Cattle--Law And Legislation--United States. (3)
Scabies In Sheep--Law And Legislation--United States (2)
Scabies In Sheep--Law And Legislation--United States. (7)
Scale Insects--United States (2)
Scale Insects. (2)
Scolytidae. (3)
Scolytus Multistriatus (1)
Scrap Materials--Utilization. (1)
Screwworm--Control (5)
Screwworm--Control. (3)
Screwworm--Larvae (1)
Scurfy Scale. (2)
Sea Island Cotton--Arizona (1)
Sea Island Cotton--Breeding. (1)
Sea Island Cotton--Diseases And Pests--Florida (1)
Seasonal Unemployment--United States. (1)
Seed Potatoes (1)
Seed Potatoes--Cuba. (2)
Seed Potatoes--Quarantine--Uruguay. (4)
Seed Potatoes--Venezuela. (1)
Seeds (1)
Seeds, Oil Producing--Trade And Stat.. (1)
Seeds--Control--Quarantine--United States. (4)
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Seeds--Quarantine--United States. (1)
Seeds--Quarantine--Uruguay. (1)
Seed Separators (1)
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Shear (Mechanics (1)
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Sheathing (Building Materials. (1)
Sheep (4)
Sheep--Diseases--Law And Legislation--United States (2)
Sheep--Diseases And Pests. (1)
Sheep. (1)
Shipbuilding. (1)
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Silage. (1)
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Silverfish (Insect (1)
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Slaughtering And Slaughter-houses (1)
Smut Diseases--United States. (1)
Social Hierarchy In Animals (1)
Social Service, Rural--United States. (4)
Sociologists--United States (4)
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Soil Acidity. (1)
Soil Disinfection. (3)
Soil Fumigation (10)
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Soil Pesticides (2)
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Soils--Analysis (3)
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Soils--Hawaii (5)
Soils--Hawaii--Composition. (1)
Soils--Hawaii. Colloids .Soil Physics -- Hawaii. (1)
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Soils--Law And Legislation--New Zealand. (1)
Soils--Nitrogen Content--Hawaii. (1)
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Soils--Quarantine--Hawaii. (1)
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Soils--Sampling (1)
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Soils. (2)
Soils Hawaii.Burning Of Land Hawaii. (1)
Soils Hawaii. Phosphatic Fertilizers Hawaii. Soils Phosphorus Content Hawaii. (1)
Soils Hawaii .Soils Hawaii Composition. (1)
Solution (Chemistry (2)
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Sorghum--United States (1)
Sorghum--United States. (1)
Sorghum. (1)
Sparrows. (1)
Specific Gravity--Measurement--Methodology. (1)
Specific Gravity. (3)
Sphingidae--Larvae (1)
Sphingidae--Larvae--Control. (1)
Spider Mites (3)
Spider Mites--Control (2)
Spider Mites--United States. (1)
Spider Mites. (6)
Spiders. (1)
Spinose Ear Tick--Control. (1)
Spotted Cucumber Beetle--Control (4)
Spraying And Dusting In Agriculture (10)
Spraying And Dusting In Agriculture--Equipment And Supplies (2)
Spraying And Dusting In Agriculture--Equipment And Supplies. (8)
Spraying And Dusting In Agriculture--Evaluation (1)
Spraying And Dusting In Agriculture--Kansas. (1)
Spraying And Dusting In Agriculture--Ohio--Toledo. (1)
Spraying And Dusting In Agriculture. (21)
Spraying And Dusting Residues In Agriculture (2)
Spraying And Dusting Residues In Agriculture--Analysis (1)
Spraying And Dusting Residues In Agriculture--Analysis--Equipment And Supplies (1)
Spraying And Dusting Residues In Agriculture--Testing (1)
Spraying And Dusting Residues In Agriculture. (1)
Spraying Equipment (14)
Spraying Equipment--Testing (3)
Spraying Equipment. (14)
Spray Nozzles (3)
Spray Painting--Equipment And Supplies (1)
Spruce--Diseases And Pests--Northeastern States (1)
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Steam As A Disinfectant (2)
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Strains And Stresses (1)
Strawberries--Diseases And Pests--Control (1)
Strawberries--Diseases And Pests. (2)
Strawberry-weevil (1)
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Strength Of Materials (1)
Strength Of Materials--Testing (2)
Strength Of Materials. (11)
Structural Engineering. (1)
Sudan Grass--Quarantine--Argentina. (1)
Sudan Grass. (1)
Sugar (4)
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Sugar Beet--Diseases And Pests--New Mexico. (1)
Sugar Beet--Diseases And Pests. (3)
Sugarberry (1)
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Sugarcane--Diseases And Pests (2)
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Sugarcane Borer--Louisiana. (1)
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Sulfite Pulping Process (4)
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Sulfur (1)
Sulfur--Metabolism (1)
Sulfuric Acid (1)
Sulfur In Agriculture. (2)
Sunflowers. (1)
Supply And Demand--Agriculture (1)
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Surfaces (Technology. (1)
Sweet Corn--Diseases And Pests--Control (3)
Sweet Corn--Diseases And Pests--Control--Ohio--Toledo (1)
Sweet Corn--Diseases And Pests--Control. (2)
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Systemic Insecticides. (1)
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Tenthredinidae. (1)
Terminalia Superba. (1)
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Termitidae. (1)
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Tetranychus--America (1)
Textile Fibers, Synthetic (1)
Textile Industry--Licenses--United States (2)
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Thrips--Control. (3)
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Thrips--North America. (1)
Thrips. (3)
Thyridopteryx Ephemeraeformis. (1)
Ticks (2)
Ticks--Control--Gulf Coast (U.S.. (1)
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Ticks--Insecticide Resistance--Testing. (2)
Ticks--United States. (2)
Ticks As Carriers Of Disease. (1)
Timber--Africa, West. (1)
Timber--New England. (2)
Timber. (2)
Timothy Rust. (1)
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Toxoptera (4)
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United States. Bureau Of Animal Industry (3)
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Veneers And Veneering (12)
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White-fringed Beetles (7)
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White-fringed Beetles--Control--United States (9)
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White Pine Weevil (2)
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