Nitrogen dynamics a agroforestry systems in the semiarid hillylands of the Philippines
Malab, Stanley C. (Stanley Corpuz).
Nitrogen dynamics a agroforestry systems in the semiarid hillylands of the Philippines [microform] / by Stanley Corpuz Malab. - Ann Arbor, Mich. : University Microfilms International, 1992. - 2 microfiches ; 11 x 15 cm.
Thesis (Ph.D.)-Colorado State University, 1992.
Agroforestry--Philippines.
Nitrogen cycles--Philippines.
Nitrogen dynamics a agroforestry systems in the semiarid hillylands of the Philippines [microform] / by Stanley Corpuz Malab. - Ann Arbor, Mich. : University Microfilms International, 1992. - 2 microfiches ; 11 x 15 cm.
Thesis (Ph.D.)-Colorado State University, 1992.
Agroforestry--Philippines.
Nitrogen cycles--Philippines.