The effects of extension and technical knowledge on farmer productivity in Nueva Ecija, Philippines [microform]

Detalhes bibliográficos
Autor principal:	Castillo, Linda Lao
Formato:	Visual Material
Idioma:	English
Publicado em:	Quezon City Photoduplication Service. University of the Philippines Library 1980.
Assuntos:	Agriculture extension work > Philippines > Nueva Ecija. Agricultural education > Philippines > Nueva Ecija. Agricultural production > Philippinesznueva Ecija.