Microbiological transformations of nitrogen in flooded maahas clay [microform] - Manguiat, Ireneo Javier 1945- (Quezon City Photoduplication Service. University of the Philippines Library, 1977)
Microfilmed with 17 other titles.
Thesis (M.S.)
Originally published in College,Laguna, 1970.
Keywords: Soils -- Nitrogen content; Nitrification; Nitrogen fertilizers