Showing results under subject: 'agricultural biotechnology'

Insect injuries to the wood of dying and dead trees

Author: Hopkins, A. D. (Andrew Delmar), - United States. Department of Agriculture. - United States. Bureau of Entomology.
Publisher:Washington DC,US Dept of Agriculture, Bureau of Entomology 1910
Abstract: no abstract

House fleas

Author: Howard, L. O. (Leland Ossian), - United States. Bureau of Entomology. - United States. Department of Agriculture.
Publisher:Washington DC,US Dept of Agriculture, Bureau of Entomology 1909
Abstract: no abstract

Canada in 1880 reports of tenant farmers' delegates on the Dominion of Canada as a field for settlement

Author: Canada. Department of Agriculture.
Publisher:Ottawa,sn 1881
Abstract: no abstract

The Mexican cotton-boll weevil (Anthonomus grandis Boh.)

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

Mexican cotton-boll weevil in 1897

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 1897
Abstract: no abstract

The Mexican cotton-boll weevil (Anthonomus grandis Boh.)

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 1897
Abstract: no abstract

The dying hickory trees : Cause and remedy

Author: Hopkins, A. D. (Andrew Delmar), - United States. Bureau of Entomology. - United States. Department of Agriculture.
Publisher:Washington DC,US Dept of Agriculture, Bureau of Entomology 1912
Abstract: no abstract

Boys' and girls' club work : Home gardens, insects and diseases of vegetables and how to combat them

Author: Close, C. P. (Charles Phillip), - United States. Department of Agriculture. - United States. Office of Extension Work in the North and West.
Publisher:Washington,Government Printing Office 1917
Abstract: no abstract

Insects which kill forest trees : character and extent of their depredations and methods of control

Author: Hopkins, A. D. (Andrew Delmar), - United States. Department of Agriculture. - United States. Bureau of Entomology.
Publisher:Washington DC,US Dept of Agriculture, Bureau of Entomology 1910
Abstract: no abstract

Damage to the wood of fire-killed Douglas fir, and methods of preventing losses, in western Washington and Oregon

Author: Hopkins, A. D. (Andrew Delmar), - United States. Bureau of Entomology. - United States. Department of Agriculture.
Publisher:Washington DC,US Dept of Agriculture, Bureau of Entomology 1912
Abstract: no abstract
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