TY - BOOK AU - Wilson,Robert W. AU - Fontaine,Gerald A. ED - United States. TI - Gypsy moth egg-mass sampling with fixed-and variable - raiding plots U1 - 595.781 PY - 1978/// CY - Washington, D.C. PB - U.S. Government Printing Office KW - Insects KW - Butterflies KW - Moths ER -