Biological studies on cereal aphids, rhopalosiphum padi (l.), macrosiphum avenae (f.), and acyrthosiphon dirhodum (wlk.) (hom., aphididae)
Markkula, M.
Biological studies on cereal aphids, rhopalosiphum padi (l.), macrosiphum avenae (f.), and acyrthosiphon dirhodum (wlk.) (hom., aphididae) - 1963 - Printed
English
Biological studies on cereal aphids, rhopalosiphum padi (l.), macrosiphum avenae (f.), and acyrthosiphon dirhodum (wlk.) (hom., aphididae) - 1963 - Printed
English