Proceedings of seminar on "viable farming systems for the infertile uplands of North-East Thailand" held at Central Library, Khon Kaen University, Thailand between 26-29th November 1984
| その他の著者: | , |
|---|---|
| フォーマット: | 図書 |
| 出版事項: |
[Thailand
Khon Kaen University]
1984.
|
| 主題: |