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

מידע ביבליוגרפי
מחבר ראשי:	Castillo, Linda Lao
פורמט:	Visual Material
שפה:	English
יצא לאור:	Quezon City Photoduplication Service. University of the Philippines Library 1980.
נושאים:	Agriculture extension work > Philippines > Nueva Ecija. Agricultural education > Philippines > Nueva Ecija. Agricultural production > Philippinesznueva Ecija.