The training and visit system and the links between rice research and ¦extension in the matara district of sri lanka.
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| Main Author: | |
|---|---|
| Corporate Author: | |
| Format: | Kitap |
| Language: | English |
| Published: |
Netherlands :
ISNAR,
1990.
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| Series: |
Linkoges Discussion Paper No :
8 |
| Description not available. |