Elements of economic entomology
DAVID, B. Vasantharaj
Elements of economic entomology - Madras 1975 - 507p
INSECTS, INJURIOUS AND BENEFICIAL
INSECTS, INJURIOUS AND BENEFICIAL
ENT 595.706 D19E
Elements of economic entomology - Madras 1975 - 507p
INSECTS, INJURIOUS AND BENEFICIAL
INSECTS, INJURIOUS AND BENEFICIAL
ENT 595.706 D19E