Mosquito remedies and preventives /
Howard, L. O.
Mosquito remedies and preventives / by L. O. Howard and F. C. Bishopp - Washington : Government printing Office, 1932 - 12 p. ; 26 cm - Farmers' bulletin. U.S. Department of agriculture ; n. 1570 .
Mosquito remedies and preventives / by L. O. Howard and F. C. Bishopp - Washington : Government printing Office, 1932 - 12 p. ; 26 cm - Farmers' bulletin. U.S. Department of agriculture ; n. 1570 .