Biology of trichoqramma spp. and their effectiveness as biological control for the sugarcane stem borer, tetramoera schistaceana sn. [microform]

Bibliografische gegevens
Hoofdauteur: Alba, Melanie C.
Formaat: Visual Material
Gepubliceerd in: Quezon City Photoduplication Service. University of the Philippines Library 1981.
Onderwerpen: