Showing results under subject: 'entomology'

Tobacco breeding

Author: Shamel, A. D. - Cobey, W. W. (William Wilfred), - 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

The most important step in the cultural system of controlling the boll weevil

Author: Hunter, W. D. (Walter David), - United States. Bureau of Entomology. - United States. Department of Agriculture.
Publisher:Washington DC,US Dept of Agriculture, Bureau of Entomology 1904
Abstract: no abstract

Larger Corn Stalk-Borer (Diatraea Saccharalis Fab.)

Author: Howard, L. O. (Leland Ossian), - United States. Division of Entomology. - United States. Department of Agriculture.
Publisher:Washington DC,US Dept of Agriculture, Division of Entomology 1896
Abstract: no abstract

General work against insects which defoliate shade trees in cities and towns

Author: Howard, L. O. (Leland Ossian), - United States. Division of Entomology. - United States. Department of Agriculture.
Publisher:Washington DC,US Dept of Agriculture, Division of Entomology 1896
Abstract: no abstract

Some means of controlling insects, fungi, and other pests in Porto Rico

Author: Van Zwaluwenburg, R. H. (Reyer Herman), - Thomas, H. E. (Harold Edgar), - Puerto Rico Agricultural Experiment Station. - United States. Department of Agriculture. - United States. Department of Agriculture. States Relations Service.
Publisher:Washington,GPO under the supervision of States Relations Service, Office of Experiment Stations, US Dept of Agriculture 1918
Abstract: no abstract

Sap-rot and other diseases of the red gum

Author: Von Schrenk, Hermann, - 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

Soy beans in the cotton belt

Author: Morse, W. J. (William Joseph), - United States. Department of Agriculture. - United States. Office of Cooperative Extension Work. - United States. Office of Extension Work in the South.
Publisher:Washington,BG PO 1917
Abstract: no abstract

Development and present status of farmers' cooperative business organizations

Author: Elsworth, R. H. (Ralph Henry), - United States. Bureau of Agricultural Economics. - United States. Department of Agriculture.
Publisher:Washington DC,GPO 1925
Abstract: no abstract

The mango weevil. (Cryptorhync

Author: Marlatt, C. L. - United States. Bureau of Entomology. - United States. Department of Agriculture.
Publisher:Washington DC,US Dept of Agriculture, Bureau of Entomology 1911
Abstract: no abstract

The periodical cicada in 1911. (Tibicen septendecim L.)

Author: Marlatt, C. L. - United States. Department of Agriculture. - United States. Bureau of Entomology.
Publisher:Washington DC,US Dept of Agriculture, Bureau of Entomology 1911
Abstract: no abstract
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