Soil fertility and research the Philippines [microform].

Soil fertility and research the Philippines [microform].

Opis bibliograficzny
Format: Visual Material
Język:English
Wydane: Quezon City Photoduplication Service University of the Philippines Library, 1977.
Hasła przedmiotowe:
Soil surveys > Philippines > Guimba (Nueva Ecija).
Soil surveys > Philippines > Penaranda (Nueva Ecija).
Land > Classifications > Philippines > Guimba (Nueva Ecija).
Land > Classifications > Philippines > Penaranda (Nueva Ecija).