Showing results under subject: 'entomology'

Development of the Boys' club work

Author: Martin, O. B. (Oscar Baker), - United States. Department of Agriculture. - United States. Office of Cooperative Extension Work. - United States. Office of Extension Work in the North and West.
Publisher:Washington,BGPO 1915
Abstract: no abstract

Translocation of plant food and elaboration of organic plant material in wheat seedlings

Author: Le Clerc, J. A. (Joseph Arthur), - Breazeale, J. F. (James Frank), - United States. Bureau of Chemistry. - United States. Department of Agriculture.
Publisher:Washington DC,US Dept of Agriculture, Bureau of Chemistry 1911
Abstract: no abstract

Status and results of county agricultural agent work in the northern and western states, 1915

Author: Lloyd, W. A. - United States. Department of Agriculture. - United States. Office of Cooperative Extension Work. - United States. Office of Extension Work in the North and West.
Publisher:Washington,GPO 1916
Abstract: no abstract

Facts about snakes

Author: U.S. Fish and Wildlife Service - United States. Department of Agriculture. - United States. Bureau of Biological Survey.
Publisher:Washington DC,US Dept of the Interior, Fish and Wildlife Service 1938
Abstract: no abstract

Equine piroplasmosis progress report : fiscal year 1970

Author: United States. Agricultural Research Service. Animal Health Division. - United States. Department of Agriculture.
Publisher:Hyattsville Md,US Dept of Agriculture, Agricultural Research Service, Animal Health Division 1971
Abstract: no abstract

The relation of the composition of the leaf to the burning qualities of tobacco

Author: Garner, W. W. (Wightman Wells), - United States. Bureau of Plant Industry. - United States. Department of Agriculture. - United States. Government Printing Office.
Publisher:Washington,Govt print off 1907
Abstract: no abstract

Cockroaches

Author: Marlatt, C. L. - United States. Division of Entomology. - United States. Department of Agriculture.
Publisher:Washington DC,US Dept of Agriculture, Division of Entomology 1902
Abstract: no abstract

The Siphonaptera of Canada

Author: Holland, George P. (George Pearson), - Canada. Department of Agriculture.
Publisher:Ottawa Dept of Agriculture,1949
Abstract: no abstract

The periodical cicada in 1897

Author: Schwarz, Eugene Amandus, - United States. Division of Entomology. - United States. Department of Agriculture.
Publisher:Washington D C,U S Dept of Agriculture, Division of Entomology 1897
Abstract: no abstract

Insects and plant diseases instructions in spraying

Author: Ontario. Dept. of Agriculture.
Publisher:Toronto,Ontario Dept of Agriculture 1900
Abstract: no abstract
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