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

Podrobná bibliografie
Hlavní autor:	Castillo, Linda Lao
Médium:	Visual Material
Jazyk:	English
Vydáno:	Quezon City Photoduplication Service. University of the Philippines Library 1980.
Témata:	Agriculture extension work > Philippines > Nueva Ecija. Agricultural education > Philippines > Nueva Ecija. Agricultural production > Philippinesznueva Ecija.