Life histories and habits of some grasshoppers of economic importance on the Great plains /
Shotwell, R. L.
Life histories and habits of some grasshoppers of economic importance on the Great plains / by Robert L. Shotwell. - Washington : U.S. Dept. of Agriculture, 1941. - 48 p., [10] p. of plates : ill. ; 23 cm. - Technical bulletin / United States Department of Agriculture ; no. 774 . - Technical bulletin (United States. Department of Agriculture) ; no. 774. .
Cover title. Contribution from Bureau of Entomology and Plant Quarantine.
agr41000391
Locusts.
SB945.L7 / S53
1 / Ag84Te no.774
Life histories and habits of some grasshoppers of economic importance on the Great plains / by Robert L. Shotwell. - Washington : U.S. Dept. of Agriculture, 1941. - 48 p., [10] p. of plates : ill. ; 23 cm. - Technical bulletin / United States Department of Agriculture ; no. 774 . - Technical bulletin (United States. Department of Agriculture) ; no. 774. .
Cover title. Contribution from Bureau of Entomology and Plant Quarantine.
agr41000391
Locusts.
SB945.L7 / S53
1 / Ag84Te no.774