The effect of rate and timing of nitrogen application with and without phosphorous on the performance of rice in Maapag clay loam [microform] - Melodia, Fortunato S. 1931- (Quezon City Photoduplication Services,University of the Philippines Library, 1975)
Microfilmed with 9 other titles
Thesis (M.S.)--University of the Philippines, Los Banos.
Originally published in 1966.
Keywords: Fertlizers and manures; Nitrogen; Rice