Soil fertility and research the Philippines [microform].

Soil fertility and research the Philippines [microform].

Dettagli Bibliografici
Natura: Visual Material
Lingua:English
Pubblicazione: Quezon City Photoduplication Service University of the Philippines Library, 1977.
Soggetti:
Soil surveys > Philippines > Guimba (Nueva Ecija).
Soil surveys > Philippines > Penaranda (Nueva Ecija).
Land > Classifications > Philippines > Guimba (Nueva Ecija).
Land > Classifications > Philippines > Penaranda (Nueva Ecija).