أجريس - النظام الدولي للعلوم الزراعية والتكنولوجيا

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النتائج 1 - 10 من 13

Agricultural Production in West Virginia

1914

Johnson, O. M. (Orville M.)

National Agricultural Library - United States of America

Experiments in winter lamb production

1914

Hammond, Jerome W.

National Agricultural Library - United States of America

Pork production in Wisconsin

1914

Fuller, J. G. (James Garfield)

National Agricultural Library - United States of America

Investigations in milk-production

1914

Haecker, T. L. (Theophilus Levi)

National Agricultural Library - United States of America

Large seed a factor in plant production

1914

Cummings, M. B. (Marshall Baxter)

National Agricultural Library - United States of America

Markets and rural economics: science of commerce and distribution

1914

Brooks, T. J. (Thomas Joseph)

National Agricultural Library - United States of America

A survey of sheep and lamb production in 1914

1914

Murphy, R. M.

National Agricultural Library - United States of America

A study in annual egg production based on the records of a flock of seven-year-old hens and their progeny

1914

Ball, E. D. (Elmer Darwin) | Turpin, George M. (George Melvin) | Alder, Byron

National Agricultural Library - United States of America

Biennial and annual reports, 1914-1946

1914-1946

National Agricultural Library - United States of America

USDA Small Fruit Improvement Programs records, 1914-1985, bulk 1941-1985 | United States Department of Agriculture Small Fruit Improvement Programs records | Small Fruit Improvement Programs records

1914-1978

Scott, D. H. (Donald Hyde) | Darrow, George M. (George McMillan) | Galletta, Gene J.

National Agricultural Library - United States of America