Soil fertility and research the Philippines [microform].

Soil fertility and research the Philippines [microform].

Podrobná bibliografie
Médium: Visual Material
Jazyk:English
Vydáno: Quezon City Photoduplication Service University of the Philippines Library, 1977.
Témata:
Soil surveys > Philippines > Guimba (Nueva Ecija).
Soil surveys > Philippines > Penaranda (Nueva Ecija).
Land > Classifications > Philippines > Guimba (Nueva Ecija).
Land > Classifications > Philippines > Penaranda (Nueva Ecija).