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211  Search Results

1. The agricultural utilization of acid lands by means of acid-tolerant crops (id:CAT87212166)

Author:
Coville, Frederick V. (Frederick Vernon)
Source:
USDA
Series:
Bulletin of the U.S. Department of Agriculture ; no. 6
Year:
1913
Subject:
Crop rotation; Acid soils; soil chemistry; soil suitability; soil properties; soil classification; acid soils; acid tolerance; pasture plants; small fruits; vegetables; legumes; forage legumes; cover crops; crop rotation; forage

2. The reseeding of depleted grazing lands to cultivated forage plants (id:CAT87211247)

Author:
Sampson, Arthur W. (Arthur William) and Coville, Frederick V. (Frederick Vernon)
Source:
USDA
Series:
Bulletin of the U.S. Department of Agriculture ; no. 4
Year:
1913
Subject:
Pastures; Rangelands; Revegetation; Grasses; Forage plants; site preparation; grasses; grazing; overgrazing; forage; forage production; rangelands; range improvement; range management; land restoration; pastures; pasture plants; public lands; USDA Forest Service

3. Insect powder (id:CAT87212456)

Author:
McDonnell, C. C. (Curtis Criss), Roark, R. C. (Ruric Creegan), and Keenan, George Lawrence
Source:
USDA
Series:
Bulletin of the U.S. Department of Agriculture ; no. 824
Year:
1920
Subject:
Insecticides; botanical insecticides; botanical pesticides; insecticides; biopesticides; biochemistry; insecticidal properties

4. Soil disinfection with hot water to control the root-knot nematode and parasitic soil fungi (id:CAT87212451)

Author:
Byars, Luther Parris and Gilbert, William W. (William Williams)
Source:
USDA
Series:
Bulletin of the U.S. Department of Agriculture ; no. 818
Year:
1920
Subject:
Root-knot; Soil disinfection; Soil fungi; hot water treatment; heat treatment; pest management; pest control; cultural control; control methods; fungal diseases of plants; soil fungi; soil microorganisms

5. A study of the value of crop rotation in relation to soil productivity (id:CAT87214305)

Author:
Weir, Wilbert Walter
Source:
USDA
Series:
Department bulletin (United States. Dept. of Agriculture) ; no. 1377
Year:
1926
Subject:
Crop rotation; Soil productivity; crop rotation; fertilizers; yields; crop yield; crop production; soil productivity; long term experiments; research methods; land management; soil management

7. Irrigated crop rotations in western Nebraska (id:CAT86200001)

Author:
Scofield, Carl S. and Holden, James A.
Source:
USDA
Series:
Technical bulletin (United States. Dept. of Agriculture) ; no. 2
Year:
1927
Subject:
Crop rotation

10. Parasites of the pink bollworm in Hawaii (id:CAT86200016)

Author:
Willard, H. F.
Source:
USDA
Series:
Technical bulletin (United States. Dept. of Agriculture) ; no. 19
Year:
1927
Subject:
Pink bollworm; Host-parasite relationships

13. Crop-plant stimulation with paper mulch (id:CAT86200071)

Author:
Flint, Lewis Herrick
Source:
USDA
Series:
Technical bulletin (United States. Dept. of Agriculture) ; no. 75
Year:
1928
Subject:
Mulching

16. Factors of spread and repression in potato wart (id:CAT86200053)

Author:
Weiss, Freeman A. (Freeman Albert) and Brierley, Philip
Source:
USDA
Series:
Technical bulletin (United States. Dept. of Agriculture) ; no. 56
Year:
1928
Subject:
Potato wart; Control

17. The Hessian fly in California (id:CAT86200076)

Author:
Packard, C. M. (Clyde Monroe)
Source:
USDA
Series:
Technical bulletin (United States. Dept. of Agriculture) ; no. 81
Year:
1928
Subject:
Hessian flies; Wheat; Diseases and pests

19. Soil erosion a national menace (id:CAT87212611)

Author:
Bennett, Hugh H. (Hugh Hammond) and Chapline, W. R. (William Ridgely)
Source:
USDA
Series:
Circular (United States. Dept. of Agriculture) ; no. 33
Year:
1928
Subject:
Soil erosion; soil erosion; soil degradation; Natural Resources Conservation Service; land restoration

20. Tests of blowfly baits and repellents during 1926 (id:CAT87200075)

Author:
Parman, D. C. (Daniel Cleveland)
Source:
USDA
Series:
Technical bulletin / United States Department of Agriculture
Year:
1928
Subject:
Blowflies; Insect baits and repellents; Research