The COSTEF system a cost effective reforestration/agroreforestration strategy
主要作者: | |
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格式: | 圖書 |
語言: | English |
出版: |
College, Laguna
Forestry Development Center, UPLB College of Forestry
1983.
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叢編: | Policy paper Forestry Development Center, UPLB College of Forestry
no.9 |
主題: |