Urban markets, and rural resource productivity incentives for soil conservation among upland farmers in the Philippines

Urban markets, and rural resource productivity incentives for soil conservation among upland farmers in the Philippines

書目詳細資料
主要作者: Wollenberg, Eva Karolina
格式: 圖書
語言:English
出版: Ann Arbor, Mich. UMI Dissertation Services 1991.
主題:
Agricultural productivity.
Soil conservation.
Soil productivity.