Skip to main content

Circular (United States. Dept. of Agriculture)

National Agricultural Library



rss RSS

1,078
RESULTS


Show sorted alphabetically

Show sorted alphabetically
SHOW DETAILS
up-solid down-solid
eye
Title
Date Published
Creator
Circular (United States. Dept. of Agriculture)
Estimation of available phosphorus in soils by extraction with sodium bicarbonate
Estimation of available phosphorus in soils by extraction with sodium bicarbonate
by Olsen, Sterling R. (Sterling Robertson), 1916-
texts

eye 5,721

favorite 0

comment 0

Cover title
Topic: Soils Phosphorus content
Circular (United States. Dept. of Agriculture)
Flue-cured tobacco resistant to bacterial (Granville) wilt
Flue-cured tobacco resistant to bacterial (Granville) wilt
by Smith, Thomas Earle, 1910-; Clayton, E. E. (Edward Eastman), 1894-; Moss, E. G. (Eugene Grissom), 1877-
texts

eye 792

favorite 0

comment 0

Caption title
Topics: Tobacco Disease and pest resistance, Wilt diseases
Circular (United States. Dept. of Agriculture)
Business analysis of the Tobacco Growers' Cooperative Association
Business analysis of the Tobacco Growers' Cooperative Association
by Scanlan, John J. (John Jeremiah), 1896-; Tinley, J. M. (James Madison), 1897-
texts

eye 602

favorite 0

comment 0

Cover title
Topics: Tobacco Economic aspects, Cooperative marketing of farm produce
Circular (United States. Dept. of Agriculture)
The relation of firmness to ripeness of Eastern-grown apples
The relation of firmness to ripeness of Eastern-grown apples
by Haller, Mark H. (Mark Hughlin), 1897-; Lutz, J. M. (Jacob Martin), 1908-1968; Mallison, E. D. (Earl Dewey), 1898-
texts

eye 397

favorite 0

comment 0

Caption title
Topic: Apples Ripening
Circular (United States. Dept. of Agriculture)
A pest of cured tobacco, Ephestia elutella H赢ner
A pest of cured tobacco, Ephestia elutella H赢ner
by Reed, W. D. (William Doyle), 1897-; Livingstone, Erskine McFarlane, 1909-; Morrill, A. W. (Austin Winfield), 1880-
texts

eye 640

favorite 0

comment 0

Caption title
Topics: Tobacco Storage Diseases and injuries, Tobacco Diseases and pests
Circular (United States. Dept. of Agriculture)
The oriental moth (Cnidocampa flavescens walk) and its control
The oriental moth (Cnidocampa flavescens walk) and its control
by Collins, C. W. (Charles Walter), 1882-1948
texts

eye 407

favorite 0

comment 0

Caption title
Topics: Moths, Moths Control, Fruit Diseases and pests
Circular (United States. Dept. of Agriculture)
Control of bacterial wilt (Bacterium solanacearum) of tobacco as influenced by crop rotation and chemical treatment of the soil
Control of bacterial wilt (Bacterium solanacearum) of tobacco as influenced by crop rotation and chemical treatment of the soil
by Smith, Thomas Earle, 1910-
texts

eye 436

favorite 0

comment 0

Caption title
Topic: Tobacco Diseases and pests
Circular (United States. Dept. of Agriculture)
Classification and use of irrigation waters
Classification and use of irrigation waters
by Wilcox, L. V
texts

eye 1,616

favorite 0

comment 0

Cover title
Topics: Irrigation water, Irrigation water Analysis
Circular (United States. Dept. of Agriculture)
Protection of orchard and shade trees and ornamental shrubs from injury by the Japanese beetle
Protection of orchard and shade trees and ornamental shrubs from injury by the Japanese beetle
by Fleming, Walter E. (Walter Ernest), 1899-; Metzger, F. W. (Frederick William), 1901-; Osburn, Max R. (Max Raymond), 1901-
texts

eye 362

favorite 0

comment 0

Caption title
Topics: Fruit Diseases and pests, Trees Diseases and pests, Ornamental shrubs Diseases and pests, Japanese...
Circular (United States. Dept. of Agriculture)
Insect pests of cigar-type tobaccos in the Southern districts
Insect pests of cigar-type tobaccos in the Southern districts
by Chamberlin, F. S. (Frank Shirley), b. 1894; Madden, A. H. (Archie Hugh), 1904-
texts

eye 393

favorite 0

comment 0

Caption title
Topic: Tobacco Diseases and pests
Circular (United States. Dept. of Agriculture)
Cutworms, armyworms and related species attacking cereal and forage crops in the central Great Plains
Cutworms, armyworms and related species attacking cereal and forage crops in the central Great Plains
by Walkden, H. H. (Herbert Halden), b. 1893
texts

eye 738

favorite 0

comment 0

Cover title
Topics: Cutworms, Armyworms, Grain Diseases and pests, Forage plants Diseases and pests
Circular (United States. Dept. of Agriculture)
The waterfowl flyways of North America
The waterfowl flyways of North America
by Lincoln, Frederick Charles, 1892-
texts

eye 834

favorite 0

comment 0

Caption title
Topics: Waterfowl management North America, Birds North America Migration
Circular (United States. Dept. of Agriculture)
Artificial insemination of chickens and turkeys
Artificial insemination of chickens and turkeys
by Burrows, William H. (William Henry), 1892-; Quinn, Joseph Patrick, 1889-
texts

eye 7,504

favorite 0

comment 0

Caption title
Topics: Chickens Artificial insemination, Turkeys Artificial insemination
Circular (United States. Dept. of Agriculture)
Calculating waterfowl abundance on the basis of banding returns
Calculating waterfowl abundance on the basis of banding returns
by Lincoln, Frederick Charles, 1892-
texts

eye 1,523

favorite 0

comment 0

Caption title
Topics: Waterfowl management, Bird banding
Circular (United States. Dept. of Agriculture)
Progress report on the cooperative Hevea rubber development program in Latin America
Progress report on the cooperative Hevea rubber development program in Latin America
by Rands, R. D. (Robert Delafield), 1890-; Polhamus, Loren G. (Loren George), 1895-
texts

eye 536

favorite 1

comment 0

Bibliography: p. 74-79
Topics: Hevea Latin America, Agricultural development projects Latin America
Circular (United States. Dept. of Agriculture)
The Test weight per bushel of grain : methods of use and calibration of the apparatus
The Test weight per bushel of grain : methods of use and calibration of the apparatus
by United States. Department of Agriculture. Grain Branch
texts

eye 1,122

favorite 0

comment 0

"Supersedes Department bulletin no. 1065, The test weight of grain: a simple method of determining the accuracy of the testing apparatus."
Topic: Grain Weight
Circular (United States. Dept. of Agriculture)
A box-type trap to aid in the control of eye gnats and blowflies
A box-type trap to aid in the control of eye gnats and blowflies
by Parman, D. C. (Daniel Cleveland), 1885-
texts

eye 417

favorite 0

comment 0

Caption title
Topics: Insect traps, Insect pests Control, Blowflies Control
Circular (United States. Dept. of Agriculture)
Comparative values of types of anti-hog-cholera serum
Comparative values of types of anti-hog-cholera serum
by Skidmore, D. I. (Don Inskeep), 1881-
texts

eye 161

favorite 0

comment 0

Caption title
Topic: Hog cholera Vaccination
Circular (United States. Dept. of Agriculture)
Indoor composting for mushroom culture
Indoor composting for mushroom culture
by Lambert, Edmund, 1897-
texts

eye 728

favorite 0

comment 0

Caption title
Topics: Mushrooms Soils, Compost
Circular (United States. Dept. of Agriculture)
Wildlife of the Atlantic coast salt marshes
Wildlife of the Atlantic coast salt marshes
by McAtee, W. L. (Waldo Lee), 1883-1962
texts

eye 394

favorite 0

comment 0

Caption title
Topics: Natural history Atlantic Coast (U.S.), Wildlife conservation Atlantic Coast (U.S.)
Circular (United States. Dept. of Agriculture)
Methods of reestablishing buffalo grass on cultivated land in the Great Plains
Methods of reestablishing buffalo grass on cultivated land in the Great Plains
by Savage, D. A. (David A.), 1901-; United States. Department of Agriculture
texts

eye 357

favorite 0

comment 0

Caption title
Topic: Grasses Transplanting Great Plains
Circular (United States. Dept. of Agriculture)
Strains of flue-cured tobacco resistant to black shank
Strains of flue-cured tobacco resistant to black shank
by Bullock, James F. (James Faucette), 1904-; Moss, E. G. (Eugene Grissom), 1877-
texts

eye 384

favorite 0

comment 0

Caption title
Topic: Tobacco Varieties Disease and pest resistance
Circular (United States. Dept. of Agriculture)
Parasites and predators of the Mexican bean beetle in the United States
Parasites and predators of the Mexican bean beetle in the United States
by Howard, Neale F. (Neale Frederick), 1890-; Landis, B. J. (Birely J.), 1904-
texts

eye 498

favorite 0

comment 0

Caption title
Topics: Mexican bean beetle Biological control United States, natural enemies, biological control agents,...
Circular (United States. Dept. of Agriculture)
The Glovel tomato
The Glovel tomato
by Porte, William Solomon, 1891- 4n; Wolfe, Herbert Snow, 1898-; Fifield, W. M. (Willard Merwin), 1908-
texts

eye 266

favorite 0

comment 0

Caption title
Topic: Tomatoes
Circular (United States. Dept. of Agriculture)
Fruit pressure testers and their practical applications
Fruit pressure testers and their practical applications
by Haller, Mark H. (Mark Hughlin), 1897-
texts

eye 780

favorite 0

comment 0

Caption title
Topic: Fruit Ripening Testing Equipment and supplies
Circular (United States. Dept. of Agriculture)
The lily weevil, a potentially serious pest in the Pacific Northwest
The lily weevil, a potentially serious pest in the Pacific Northwest
by Doucette, Charles F. (Charles Felix), 1898-; Latta, Randall, 1905-
texts

eye 277

favorite 0

comment 0

Caption title
Topic: Lilies Diseases and pests Northwestern States
Circular (United States. Dept. of Agriculture)
Artificial drying of forage crops
Artificial drying of forage crops
by Gordon, E. D. (Edward Dougall), 1899-; Hurst, W. M. (Wilbur Magruder), 1898-
texts

eye 474

favorite 0

comment 0

Caption title
Topic: Forage plants Drying
Circular (United States. Dept. of Agriculture)
Quail-food plants of the southeastern states
Quail-food plants of the southeastern states
by Martin, Alexander Campbell, 1897-
texts

eye 494

favorite 1

comment 0

Caption title
Topic: Quails Southern States Feeding and feeds
Circular (United States. Dept. of Agriculture)
The iron content of vegetables and fruits
The iron content of vegetables and fruits
by Stiebeling, Hazel K. (Hazel Katherine), 1896-1989
texts

eye 1,419

favorite 0

comment 0

Cover title
Topics: Fruit Composition, Vegetables Composition
Circular (United States. Dept. of Agriculture)
Methods of reestablishing buffalo grass on cultivated land in the Great Plains
Methods of reestablishing buffalo grass on cultivated land in the Great Plains
by Savage, D. A. (David A.), 1901-
texts

eye 330

favorite 0

comment 0

Caption title
Topic: Grasses Great Plains Transplanting
Circular (United States. Dept. of Agriculture)
Soil erosion a national menace
Soil erosion a national menace
by Bennett, Hugh H. (Hugh Hammond), 1881-1960; Chapline, W. R. (William Ridgely), b. 1891
texts

eye 988

favorite 0

comment 0

Caption title
Topics: Soil erosion, soil erosion, soil degradation, Natural Resources Conservation Service, land...
Circular (United States. Dept. of Agriculture)
Within the breed the big dairy cows excell
Within the breed the big dairy cows excell
by McDowell, J. C. (John Chambers), 1867-1943
texts

eye 209

favorite 0

comment 0

Caption title
Topic: Milk yield
Circular (United States. Dept. of Agriculture)
Removal of spray residue from apples and pears in the Pacific Northwest
Removal of spray residue from apples and pears in the Pacific Northwest
by Diehl, H. C. (Helmut Charles), 1894-
texts

eye 313

favorite 0

comment 0

Caption title
Topics: Apples Residues, Pear Residues
Circular (United States. Dept. of Agriculture)
Artificial drying of forage crops
Artificial drying of forage crops
by Gordon, E. D. (Edward Dougall), b. 1899; Hurst, W. M. (Wilbur Magruder), b. 1898
texts

eye 1,534

favorite 0

comment 0

"August 1937, Revised September 1950."
Topic: Forage plants Drying
Circular (United States. Dept. of Agriculture)
Crotalaria, a new legume for the South
Crotalaria, a new legume for the South
by McKee, Roland, 1880-; Enlow, C. R. (Charles Ranger), 1893-
texts

eye 590

favorite 0

comment 0

Caption title
Topics: Sunn hemp, legumes, plant physiology, feed quality, forage quality, poisonous plants, green...
Circular (United States. Dept. of Agriculture)
Factors for converting percentages of nitrogen in foods and feeds into percentages of proteins
Factors for converting percentages of nitrogen in foods and feeds into percentages of proteins
by Jones, D. Breese (David Breese), 1879-
texts

eye 506

favorite 0

comment 0

Caption title
Topics: Food Protein content, Proteins in animal nutrition, Nitrogen in animal nutrition
Circular (United States. Dept. of Agriculture)
Biology of the tobacco moth and its control in closed storage
Biology of the tobacco moth and its control in closed storage
by Reed, W. D. (William Doyle), 1897-; Livingstone, Erskine McFarlane, 1909-
texts

eye 535

favorite 0

comment 0

Caption title
Topics: Tobacco moth, Tobacco moth Control, Tobacco Storage Diseases and injuries
Circular (United States. Dept. of Agriculture)
The freezing temperatures of some fruits, vegetables, and florists' stocks
The freezing temperatures of some fruits, vegetables, and florists' stocks
by Wright, R. C. (Robert Claude), b. 1885
texts

eye 453

favorite 0

comment 0

October 1937. Revised January 1942
Topics: Freezing points, Fruit Transportation, Vegetables Transportation
Circular (United States. Dept. of Agriculture)
Imported varieties of dates in the United States
Imported varieties of dates in the United States
by Nixon, Roy W. (Roy Wesley), b. 1895; United States. Department of Agriculture
texts

eye 769

favorite 1

comment 0

"July 1950."
Topic: Date palm United States Varieties
Circular (United States. Dept. of Agriculture)
Scraping and banding apple trees as a supplementary codling moth control measure in the Pacific Northwest
Scraping and banding apple trees as a supplementary codling moth control measure in the Pacific Northwest
by Yothers, M. A; Carlson, F. W. (Frank Waldemar), 1892-
texts

eye 344

favorite 0

comment 0

Caption title
Topics: Apples Diseases and pests Control Northwestern States, Codling moth Control Northwestern States
Circular (United States. Dept. of Agriculture)
Seven new peaches and a new plum for the western states
Seven new peaches and a new plum for the western states
by Wight, W. F. (William Franklin), 1874-
texts

eye 233

favorite 0

comment 0

Caption title
Topics: Peach West (U.S.) Varieties, Plum West (U.S.)
Circular (United States. Dept. of Agriculture)
Explosibility and fire hazard of ammonium nitrate fertilizer
Explosibility and fire hazard of ammonium nitrate fertilizer
by Davis, R. O. E. (Royall Oscar Eugene), 1880-1949
texts

eye 2,759

favorite 0

comment 0

Caption title
Topics: Fertilizers, Explosives Safety measures
Circular (United States. Dept. of Agriculture)
Artificial insemination in livestock breeding
Artificial insemination in livestock breeding
by Lambert, W. V. (William Vincent), 1897-; McKenzie, Fred F. (Frederick Francis), 1900-
texts

eye 958

favorite 0

comment 0

Caption title
Topics: Artificial insemination, Livestock Breeding
Circular (United States. Dept. of Agriculture)
Reactions of the Japanese beetle to spray deposits on foliage
Reactions of the Japanese beetle to spray deposits on foliage
by Van Leeuwen, E. R
texts

eye 140

favorite 0

comment 0

Caption title
Topics: Japanese beetle Control, Lead arsenate
Circular (United States. Dept. of Agriculture)
Downy mildew of tobacco
Downy mildew of tobacco
by Clayton, E. E. (Edward Eastman), 1894-; Gaines, John G. (John Gordon), 1900-
texts

eye 464

favorite 0

comment 0

Caption title
Topics: Tobacco Diseases and pests, Tobacco blue mold
Circular (United States. Dept. of Agriculture)
Mushroom pests and their control
Mushroom pests and their control
by Davis, A. C. (Alonzo Clayton), 1901-1942
texts

eye 1,381

favorite 0

comment 0

Caption title
Topic: Mushrooms Diseases and pests
Circular (United States. Dept. of Agriculture)
Pulling machines for harvesting fiber flax
Pulling machines for harvesting fiber flax
by Harmond, Jesse E. (Jesse Edward), 1906-; Klein, Leonard M., 1916-
texts

eye 773

favorite 1

comment 0

Cover title
Topics: Harvesting machinery, Flax Harvesting
Circular (United States. Dept. of Agriculture)
American tobacco types, uses and markets
American tobacco types, uses and markets
by Gage, Charles E. (Charles Ellsworth), b. 1882
texts

eye 376

favorite 2

comment 0

Cover title
Topics: Tobacco Varieties, Tobacco Marketing
Circular (United States. Dept. of Agriculture)
Flour-mill insects and their control
Flour-mill insects and their control
by Dean, Geo. A. (George Adam), b. 1873; Cotton, R. T., joint author; Wagner, George B., 1906- joint author
texts

eye 2,240

favorite 0

comment 0

Contribution from Bureau of Entomology and Plant Quarantine, in cooperation with the Kansas Agricultural Experiment Station
Topic: Flour
Circular (United States. Dept. of Agriculture)
Birdsfoot trefoil and big trefoil
Birdsfoot trefoil and big trefoil
by McKee, Roland, 1880-; Schoth, H. A. (Harry August), b. 1891
texts

eye 669

favorite 0

comment 0

Caption title
Topics: Big trefoil, Lotus corniculatus, plant physiology, chemical composition, planting seed, sowing,...
Circular (United States. Dept. of Agriculture)
Mushroom pests and their control
Mushroom pests and their control
by Davis, A. C. (Alonzo Clayton), 1901-1942
texts

eye 1,951

favorite 0

comment 0

Caption title
Topics: Mushrooms Diseases and pests, Edible mushrooms
Circular (United States. Dept. of Agriculture)
Owlet moths (Phalaenidae) taken at light traps in Kansas and Nebraska
Owlet moths (Phalaenidae) taken at light traps in Kansas and Nebraska
by Walkden, H. H. (Herbert Halden), b. 1893
texts

eye 415

favorite 0

comment 0

Caption title
Topic: Noctuidae
Circular (United States. Dept. of Agriculture)
The wax moth and its control
The wax moth and its control
by Whitcomb, Warren, b. 1903
texts

eye 396

favorite 0

comment 0

"April 1936, Revised January 1942."
Topics: Moths Control, Honeybee Diseases and pests
Circular (United States. Dept. of Agriculture)
Dust explosions during fire fighting
Dust explosions during fire fighting
by Price, David J. (David James), 1884-
texts

eye 221

favorite 0

comment 0

Caption title
Topics: Dust explosions, Fire extinction, Dust explosions Prevention, Grain elevators Fires and fire...
Circular (United States. Dept. of Agriculture)
Cooperative studies of the delayed harvesting of sweetpotatoes
Cooperative studies of the delayed harvesting of sweetpotatoes
by Deonier, Marshall T. (Marshall Tracy), 1903-
texts

eye 179

favorite 0

comment 0

Caption title
Topic: Sweet potatoes Harvesting time
Circular (United States. Dept. of Agriculture)
Future trading and the cash-grain markets
Future trading and the cash-grain markets
by Hoffman, G. Wright (George Wright), 1896-
texts

eye 261

favorite 1

comment 0

Cover title
Topic: Grain trade United States
Circular (United States. Dept. of Agriculture)
Burning for the control of aphids on alfalfa in the Antelope Valley of California
Burning for the control of aphids on alfalfa in the Antelope Valley of California
by Blanchard, R. A. (Ralph Arthur), 1900-
texts

eye 356

favorite 0

comment 0

Caption title
Topics: Pea aphid Control California, Alfalfa Diseases and pests California
Circular (United States. Dept. of Agriculture)
The comparative attractiveness of various small grains to the chinch bug
The comparative attractiveness of various small grains to the chinch bug
by Benton, Curtis, 1898-; Flint, W. P. (Wesley Pillsbury), 1882-
texts

eye 123

favorite 0

comment 0

Caption title
Topics: Chinch-bugs Control, Grain Diseases and pests
Circular (United States. Dept. of Agriculture)
Cronartium comptoniae, the sweetfern blister rust of pitch pines
Cronartium comptoniae, the sweetfern blister rust of pitch pines
by Spaulding, Perley; Hansbrough, J. R. (John Raymond), 1903-
texts

eye 167

favorite 0

comment 0

Caption title
Topics: Blister rust, Pitch pine Diseases and pests
Circular (United States. Dept. of Agriculture)
Commercial cabbage culture
Commercial cabbage culture
by Boswell, Victor R. (Victor Rickman), 1900-
texts

eye 219

favorite 0

comment 0

Caption title
Topics: Cabbage, Cabbage industry
Circular (United States. Dept. of Agriculture)
Insects injurious to agriculture in Japan
Insects injurious to agriculture in Japan
by Clausen, Curtis P. (Curtis Paul), 1893-
texts

eye 1,537

favorite 0

comment 0

Caption title
Topics: Insect pests Japan, Agriculture Japan
Circular (United States. Dept. of Agriculture)
Injury to seed beans during threshing and processing
Injury to seed beans during threshing and processing
by Toole, Eben H
texts

eye 133

favorite 0

comment 0

Caption title
Topics: Beans Processing, Beans Wounds and injuries
Circular (United States. Dept. of Agriculture)
Handling and storing small lots of dates at home
Handling and storing small lots of dates at home
by Barger, W. R
texts

eye 157

favorite 0

comment 0

Caption title
Topics: Date Handling, Date Storage
Circular (United States. Dept. of Agriculture)
Measuring water in irrigation channels with Parshall flumes and small weirs
Measuring water in irrigation channels with Parshall flumes and small weirs
by Parshall, R. L. (Ralph Leroy), 1881-
texts

eye 522

favorite 0

comment 0

Cover title
Topics: Parshall flumes, Irrigation water Measurement, Weirs, Hydraulics
Circular (United States. Dept. of Agriculture)
Selecting fertilizers
Selecting fertilizers
by Merz, Albert R. (Albert Ronald), 1887-1970
texts

eye 235

favorite 0

comment 0

"August 1945."
Topic: Fertilizers
Circular (United States. Dept. of Agriculture)
Relation of the depth to which the soil is wet at seeding time to the yield of spring wheat on the Great Plains
Relation of the depth to which the soil is wet at seeding time to the yield of spring wheat on the Great Plains
by Cole, John S. (John Selden), 1878-; Mathews, O. R. (Oscar Roland), b. 1890
texts

eye 318

favorite 0

comment 0

Caption title
Topics: Wheat Great Plains Soils, Plants Effect of soil moisture on
Circular (United States. Dept. of Agriculture)
Tree and shrub species for the northern Great Plains
Tree and shrub species for the northern Great Plains
by George, Ernest J. (Ernest John), 1898-
texts

eye 524

favorite 0

comment 0

Cover title
Topics: Shrubs Great Plains, Trees Great Plains
Circular (United States. Dept. of Agriculture)
Suggestions for paper-mulch trials
Suggestions for paper-mulch trials
by Flint, Lewis Herrick, 1893-
texts

eye 300

favorite 0

comment 0

Caption title
Topic: Weeds Control
Circular (United States. Dept. of Agriculture)
Spoilage of tomatoes in transit, as shown by inspection certificates, 1922 to 1930
Spoilage of tomatoes in transit, as shown by inspection certificates, 1922 to 1930
by Stevens, Neil E. (Neil Everett), 1887-1949; Nance, Nellie W. (Nellie Ward), 1893-
texts

eye 144

favorite 0

comment 0

Caption title
Topic: Tomatoes Transportation Diseases and injuries
Circular (United States. Dept. of Agriculture)
Improved Bates laboratory aspirator
Improved Bates laboratory aspirator
by Bates, E. N. (Erastus Newton), 1879-
texts

eye 271

favorite 0

comment 0

Caption title
Topic: Separators (Machines) Seed separators
Circular (United States. Dept. of Agriculture)
Industrial fumigation against insects
Industrial fumigation against insects
by Back, E. A. (Ernest Adna), 1886-; Cotton, R. T
texts

eye 406

favorite 0

comment 0

Caption title
Topics: Buildings Fumigation, Flour mills Fumigation, Insect pests Control, Food storage pests Control
Circular (United States. Dept. of Agriculture)
Planning and conducting extension campaigns
Planning and conducting extension campaigns
by Hochbaum, H. W. (Hans Weller), 1881-1952
texts

eye 150

favorite 0

comment 0

Caption title
Topic: Agricultural extension work
Circular (United States. Dept. of Agriculture)
Investigations of the pink bollworm and hemipterous cotton insects in the El Paso area of Texas, 1944-52
Investigations of the pink bollworm and hemipterous cotton insects in the El Paso area of Texas, 1944-52
by Noble, L. W. (Lawrence W.), 1924-
texts

eye 156

favorite 0

comment 0

Cover title
Topics: Pink bollworm, Cotton Diseases and pests Texas El Paso Region
Circular (United States. Dept. of Agriculture)
Effects of fire on gum yields of longleaf and slash pines
Effects of fire on gum yields of longleaf and slash pines
by Harper, V. L. (Verne Lester), 1902-
texts

eye 200

favorite 0

comment 0

Caption title
Topic: Pine gum
Circular (United States. Dept. of Agriculture)
Work of the Newlands Field Station, Nevada, 1924-1927
Work of the Newlands Field Station, Nevada, 1924-1927
by Knight, Elmer W., 1894-
texts

eye 149

favorite 0

comment 0

Caption title
Topic: Agricultural experiment stations Nevada

Fetching more results Fetching more results