Pine root collar weevil--its ecology management
WILSON, Louis F
Pine root collar weevil--its ecology management - Washington,U.S. 1983 - 34p - USDA Forest service technical bulletin , no .1675 .
PINE ROOT COLLAR WEEVIL
BEETLES PINE -- DISEASES AND PESTS PINE ROOT COLLAR WEEVIL
634.975 16 W58P
Pine root collar weevil--its ecology management - Washington,U.S. 1983 - 34p - USDA Forest service technical bulletin , no .1675 .
PINE ROOT COLLAR WEEVIL
BEETLES PINE -- DISEASES AND PESTS PINE ROOT COLLAR WEEVIL
634.975 16 W58P