Aphid technology with special reference to the study of aphids in the field
VAN EMDEN, H. F
Aphid technology with special reference to the study of aphids in the field - London 1972 - 344p
PLANT -- LICE
INSECTS, INJURIOUS AND BENEFICIAL PLANT -- LICE
632.752 V25A
Aphid technology with special reference to the study of aphids in the field - London 1972 - 344p
PLANT -- LICE
INSECTS, INJURIOUS AND BENEFICIAL PLANT -- LICE
632.752 V25A