Showing results under subject: 'forestry'

The black fly of citrus and other subtropical plants

Author: Dietz, Harry F. (Harry Frederic), - Zetek, James,
Publisher:Washington DC,US Dept of Agriculture 1920
Abstract: no abstract

Manufacture of cows'-milk Roquefort cheese

Author: Matheson, K. J. (Kenneth Jesse),
Publisher:Washington DC,US Dept of Agriculture 1921
Abstract: no abstract

Life history of the grape-berry moth in northern Ohio

Author: Ingerson, H. G. (Howard George),
Publisher:Washington DC,US Dept of Agriculture 1920
Abstract: no abstract

Farm practice in growing field crops in three sugar-beet districts of Colorado

Author: Nuckols, S. B. (Samuel Benton), - Summers, Thomas Henry,
Publisher:Washington DC,US Dept of Agriculture 1921
Abstract: no abstract

Forest resources of southeastern Texas

Author: Cruikshank, James W. - Eldredge, I. F. (Inman Fowler), - Wheeler, P. R. (Philip Ridgly),
Publisher:Washington DC,US Dept of Agriculture 1939
Abstract: no abstract

Operating costs of a well-established New York apple orchard

Author: Miller, G. H. (George Harvey),
Publisher:Washington DC,US Dept of Agriculture 1914
Abstract: no abstract

Food habits of the swallows : a family of valuable native birds

Author: Beal, F. E. L. (Foster Ellenborough Lascelles),
Publisher:Washington DC,US Dept of Agriculture 1918
Abstract: no abstract

The granary weevil

Author: Back, E. A. (Ernest Adna), - Cotton, R. T.
Publisher:Washington DC,US Dept of Agriculture 1926
Abstract: no abstract

The influence of calcium and phosphorus in the feed on the milk yield of dairy cows

Author: Meigs, Edward B. (Edward Browning), - Woodward, T. E. (Thompson Elwyn),
Publisher:Washington DC,US Dept of Agriculture 1921
Abstract: no abstract

Judging sheep as a subject of instruction in secondary schools

Author: Barrows, H. P. (Harry Percy),
Publisher:Washington DC,US Dept of Agriculture 1917
Abstract: no abstract
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