出版日期

结果 1-10 的 12

Agricultural programs and the processing tax 全文

1938

Myers, Lawrence

National Agricultural Library - United States of America



Agricultural geography of the United Provinces 全文

1938

Mukerji, Birendra Nath

University of Edinburgh - United Kingdom

The probable effect of the Agricultural adjustment act for 1938 on the corn wet-milling industry

1938

Hosking, Floyd James

National Agricultural Library - United States of America

USDA Beltsville Agricultural Research Center cattle reproduction photographs, 1926-1938, bulk 1930-1931 全文

1926-1938

National Agricultural Library - United States of America

Shelterbelt planting reduces wind erosion damage in western Oklahoma

1938

Stoeckeler, J.H.

National Agricultural Library - United States of America

Fertilizing constituents of cotton burs or cotton bur ashes and their effect on crop yields

1938

Harper, H.J. | Daniel, H.A. | Volk, G.W.

National Agricultural Library - United States of America

The Agricultural Adjustment Act of 1938 全文

1938

Shipstead, Henrik

National Agricultural Library - United States of America

Charles Brunk Heinemann, manuscript, 1938

1938

Heinemann, Charles Brunk

National Agricultural Library - United States of America