Farm technology on corn, sugarcane, and palay farms (irrigated and non-irrigated) : part IV farm technology on non-irrigated palay farms - Almeda, Juanita P.; Caddarao, Rodolfo A., joint author (Quezon City Information Section, Bureau of Agricultural Economics, 1981)
Mimeographed.
Keywords: Rice -- Economic aspects -- Philippines; Rice -- Fertilizers and manures -- Economic aspects. -- Philippines; Rice -- Harvesting -- Economic aspects. -- Philippines; Rice -- Planting -- Economic aspects. -- Philippines