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Grasshoppers--Control.
3 books found
Controlling grasshoppers in alfalfa with chlordane and toxap...
by United States.: Bureau of Entomology and Plant Quarantine
1951
1 ed.
Seasonal development of range grasshoppers as related to con...
by United States.: Bureau of Entomology and Plant Quarantine
1954
1 ed.
New insecticides in grasshopper control
by United States.: Bureau of Entomology and Plant Quarantine
1947
1 ed.