Agricultural entomology
SRIVASTAVA, P.D
Agricultural entomology - New Delhi 1983 - 2V
AGRICULTURAL PESTS
AGRICULTURAL PESTS INSECT PESTS -- CONTROL PLANT MITES PLANT PARASITES -- CONTROL
632.7 A25
Agricultural entomology - New Delhi 1983 - 2V
AGRICULTURAL PESTS
AGRICULTURAL PESTS INSECT PESTS -- CONTROL PLANT MITES PLANT PARASITES -- CONTROL
632.7 A25