Books+ Search Results

Format: Is Online
Subject with Hierarchy: Is Biological insecticides
Subject: Is Testing
Author
Bottger, G. T.
Published
[Washington, D.C. : U.S. Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1953]
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online
Author
Bottger, G. T.
Published
[Washington, D.C. : U.S. Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1950]
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online
Author
Questel, D. D. (David Dewitt), 1899-
Published
[Washington, D.C. : U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1948]
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online
Published
[Washington, D.C. : U.S. Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1947]
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online
6.
Published
[Washington, D.C. : U.S. Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1947]
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online
Author
Gertler, S. I.
Published
[Washington, D.C. : United States Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1947]
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online
Author
Gertler, S. I.
Published
[Washington, D.C. : United States Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1946]
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online