TY - BOOK TI - Method of destroying grasshoppers VL - 12 UR - https://www.biodiversitylibrary.org/item/109373 PB - Illinois Natural History Survey CY - Urbana, Ill PY - 1919 N1 - Issued originally as Entomological series. Circular 3, revised. AU - Flint, W. P. (Wesley Pillsbury), AU - Illinois. Natural History Survey Division KW - Beneficial insects KW - Control KW - Insect pests KW - Locusts ER -