Parasite and predator populations in insecticide-treated corn field [microform]

Dades bibliogràfiques
Autor principal:	Yadao, Amante Idar
Format:	Visual Material
Publicat:	Quezon City University of the Philippines Library 1982.
Matèries:	Corn > Diseases and pests > Philippines > Pangasinan. Corn > Diseases and pest resistance > Philippines > Pangasinan.