Showing results under subject: 'soil science'

Trends in South and East Africa affecting United States trade in tobacco

Author: Van Dyne, George Wheeler,
Publisher:Washington DC,Office of Foreign Agricultural Relations, US Dept of Agriculture 1950
Abstract: no abstract

Weeds of Ontario

Author: Howitt, J. E. (John Eaton), - Harrison, F. C. (Francis Charles), - Lochhead, W. - Ontario. Dept. of Agriculture.
Publisher:Toronto,LK Cameron 1911
Abstract: no abstract

Fire blight--its nature, prevention, and control : a practical guide to integrated disease management

Author: Van Der Zwet, Tom - Beer, S. V. (Steven V.) - United States. Agricultural Research Service. - Cornell University
Publisher:Washington DC,US Dept of Agriculture 1999
Abstract: no abstract

World cacao-bean production and trade

Author: Whitmore, Helen Bernice,
Publisher:Washington DC,Office of Foreign Agricultural Relations, United States Dept of Agriculture 1948
Abstract: no abstract

Africa's tobacco industry

Author: Parker, John B. (John Bond),
Publisher:Washington DC,US Dept of Agriculture, Foreign Agricultural Service 1963
Abstract: no abstract

Fruit thinning of apples and pears with chemicals

Author: Williams, Max W. - Edgerton, Louis J.
Publisher:Washington DC,US Dept of Agriculture, Science and Education Administration 1981
Abstract: no abstract

Fruit ; United States foreign trade related to production 1910-1949 ; a statistical handbook

Author: Tucker, Ruth Georgia, - Golden, Marguerite Foy,
Publisher:Washington DC,Office of Foreign Agricultural Relations, US Dept of Agriculture 1951
Abstract: no abstract

Highlights in the history of forest conservation

Author: United States. Forest Service.
Publisher:Washington DC,US Dept of Agriculture, Forest Service 1976
Abstract: no abstract

Sainfoin for western Canada

Author: Goplen, B. P., - Moyer, J. R. - Richards, K. W. - Canada. Agriculture Canada. Communications Branch.
Publisher:Ottawa,Communications Branch, Agriculture Canada 1991
Abstract: no abstract

Edible and poisonous mushrooms of Canada

Author: Groves, J. Walton (James Walton),
Publisher:Ottawa,Research Branch, Agriculture Canada 1979
Abstract: no abstract
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