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

Xehetasun bibliografikoak
Egile nagusia:	Castillo, Linda Lao
Formatua:	Visual Material
Hizkuntza:	English
Argitaratua:	Quezon City Photoduplication Service. University of the Philippines Library 1980.
Gaiak:	Agriculture extension work > Philippines > Nueva Ecija. Agricultural education > Philippines > Nueva Ecija. Agricultural production > Philippinesznueva Ecija.