Effects of population density and nitrogen fertilizer application on the growth of corn and soybean planted as monoculture and intercrop - Anwarhan, Hans 1942- (1977)
Mimeographed.
Thesis (Ph.D.)--University of the Philippines, Los Banos.
Vita.
Keywords: Cropping systems; Corn -- Fertilizers. -- Philippines; Corn -- Growth. -- Philippines; Soybean -- Fertilizers. -- Philippines; Soybean -- Growth. -- Philippines