Mormon crickets and their control /
Cowan, F. T.
Mormon crickets and their control / by F. T. Cowan, H. J. Shipman and Claude Wakeland - Washington : Department of Agriculture - 17 p. - EUA. Dep. of Agr. Farmers Bull.; 1928 .
203972
Chapulines Control de plagas
Mormon crickets and their control / by F. T. Cowan, H. J. Shipman and Claude Wakeland - Washington : Department of Agriculture - 17 p. - EUA. Dep. of Agr. Farmers Bull.; 1928 .
203972
Chapulines Control de plagas