Soil fertility and research the Philippines [microform].

Soil fertility and research the Philippines [microform].

书目详细资料
格式: Visual Material
语言:English
出版: Quezon City Photoduplication Service University of the Philippines Library, 1977.
主题:
Soil surveys > Philippines > Guimba (Nueva Ecija).
Soil surveys > Philippines > Penaranda (Nueva Ecija).
Land > Classifications > Philippines > Guimba (Nueva Ecija).
Land > Classifications > Philippines > Penaranda (Nueva Ecija).