Phosphorus sorption isotherm of Bukidnon soils and its relation to phosphorus requirements of soybean - Duque, Conrado M. 1946- (1979)
Appendices: leaves 92-123.
Mimeographed.
Thesis (M.S.)--University of the Philippines, Los Banos.
Vita.
Keywords: Phosphatic fertilizers; Soils -- Phosphorus content; Soy-bean -- Fertilizers and manures. -- Philippines