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1. Our American land : the story of its abuse and its conservation (id:CAT87209318)

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2. Thomas Jefferson, soil conservationist (id:CAT88900165)

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3. Boron distribution in soils and related data (id:CAT86200792)

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4. Drought in the United States analyzed by means of the theory of probability (id:CAT86200813)

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5. Effect of mulches and surface conditions on the water relations and erosion of Muskingum soils (id:CAT86200818)

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6. Effects of partial defoliation at transplanting time on subsequent growth and yield of lettuce, cauliflower, celery, peppers, and onions (id:CAT86200822)

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7. Experiments toward the control of the take-all disease of wheat and the Phymatotrichum root rot of cotton (id:CAT86200828)

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8. Further studies on the removal of spray residues from eastern-grown apples (id:CAT86200821)

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9. Hibernation of the corn earworm in the central and northeastern parts of the United States (id:CAT86200831)

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10. Insecticidal efficiency of some oils of plant origin (id:CAT86200795)

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11. Strains of field corn resistant to the survival of the European corn borer (id:CAT86200816)

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12. Evaluation of baits and bait ingredients used in grasshopper control (id:CAT86200788)

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13. Influence of variety, environment, and fertility level on the chemical composition of soybean seed (id:CAT86200782)

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14. Measurement of evaporation from land and water surfaces (id:CAT86200811)

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15. Relative effectiveness of acid lead arsenate and other materials as stomach poisons for the larvae of the Japanese beetle (id:CAT86200783)

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16. Velvetbeans, cottonseed meal, and peanut meal as protein feeds for fattening steers in the Coastal Plain area (id:CAT86200824)

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17. A bibliography on the agriculture of the American Indians (id:CAT10308119)

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18. The factorial interpretation of anthracnose resistance in beans (id:CAT87200804)

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19. Birdsfoot trefoil and big trefoil (id:CAT87215465)

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20. Early American soil conservationists (id:CAT87206254)