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Douglas E Bowers

6 cilt bulundu.

Cilt sonuçları

The United States Department of Agriculture, 1961-1989

Douglas E. Bowers · Agricultural and Rural History Section, National Economy and History Branch, Economic Research Service, U.S. Dept of Agriculture

156 sayfa · 1993

United States. Forest Service / United States. Extension Service / United States. Foreign Agricultural Service / United States. Natural Resources Conservation Service / United States

HistoryA list of references for the history of agriculture in the Midwest 1840-1900Douglas E. Bowers

A list of references for the history of agriculture in the Midwest 1840-1900

Douglas E. Bowers · Agricultural History Center, University of California

72 sayfa · 1973

Agriculture / Bibliography / History

CiltThe Pennsylvania Legislature, 1815-1860Douglas E. Bowers

The Pennsylvania Legislature, 1815-1860

Douglas E. Bowers · Yayınevi bilinmiyor

292 sayfa · 1974

Kategori yok

HistoryA list of references for the history of agriculture in the United States, 1790-1840Douglas E Bowers

A list of references for the history of agriculture in the United States, 1790-1840

Douglas E Bowers · Agricultural History Center, University of California

141 sayfa · 1969

Agriculture / Bibliography / History

HistoryA list of references for the history of the farmer and the revolution, 1763-1790Douglas E Bowers

A list of references for the history of the farmer and the revolution, 1763-1790

Douglas E Bowers · Agricultural History Center, University of California

25 sayfa · 1971

Agriculture / Bibliography / History

Agricultural ecologyThe history of agriculture and the environmentDouglas Helms, Douglas E. Bowers

The history of agriculture and the environment

Douglas Helms, Douglas E. Bowers · Agricultural History Society

367 sayfa · 1993

Agricultural systems / Sustainable agriculture / Congresses / Agriculture / Agricultural ecology