Agriculture and energy : proceedings of a conference held at Washington University, St. Louis, Missouri, June 17-19, 1976 /

Baskı/Yayın Bilgisi 1977

The Dust Bowl : an agricultural and social history /

Yazar: Hurt, R. Douglas
Baskı/Yayın Bilgisi 1981

The emergence of agricultural science : Justus Liebig and the Americans, 1840-1880.

Yazar: Rossiter, Margaret W.
Baskı/Yayın Bilgisi 1975

Exotic pests and diseases : biology and economics for biosecurity /

Baskı/Yayın Bilgisi 2003

Genetic engineering of plants : agricultural research opportunities and policy concerns /

Baskı/Yayın Bilgisi 1984

Handbook of agricultural charts, 1974.

Baskı/Yayın Bilgisi 1974

History of agriculture in the northern United States, 1620-1860 /

Yazar: Bidwell, Percy Wells, 1888-
Baskı/Yayın Bilgisi 1925

New roots for agriculture /

Yazar: Jackson, Wes
Baskı/Yayın Bilgisi 1980

The politics of agricultural research /

Yazar: Hadwiger, Don F.
Baskı/Yayın Bilgisi 1982

Southern agriculture during the Civil War era, 1860-1880 /

Yazar: Otto, John Solomon
Baskı/Yayın Bilgisi 1994

The troubled farmer, 1850-1900 : rural adjustment to industrialism /

Yazar: Hayter, Earl W.
Baskı/Yayın Bilgisi 1968