Resource productivity and adjustment possibilities on lowland rice farms in selected areas of the Philippines - De Los Reyes, Basilio Narvaes, 1929- (Ann Arbor, Mich. : University Microfilms International, 1962)
Thesis (Ph.D.) - North Carolina State College, 1962
Keywords: Agricultural productivity; Agriculture -- Economic aspects -- Philippines; Rice -- Phillippines; Philippines -- Agriculture -- Economic aspects; Philippines -- Rice