Does soil fertility under smallholder rubber farming? The case of a West Sumatran lowland in Indonesia.

Bibliographic Details
Main Author:	Umami, Irwin M.
Other Authors:	Kamarudin, Khairun N., Hermansah, Abe, Susumu S.
Format:	Article
Language:	English
Subjects:	Rubber tree. Hevea brasiliensis. Soil fertility.