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

ग्रंथसूची विवरण
मुख्य लेखक:	Castillo, Linda Lao
स्वरूप:	Visual Material
भाषा:	English
प्रकाशित:	Quezon City Photoduplication Service. University of the Philippines Library 1980.
विषय:	Agriculture extension work > Philippines > Nueva Ecija. Agricultural education > Philippines > Nueva Ecija. Agricultural production > Philippinesznueva Ecija.