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Soil conservation(contour bunding)programme in hilly agricultural lands-kerala:an evaluation study.
格式: | Printed Book |
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出版: |
Thiruvananthapuram :
State Palnning Board,Govt.Of Kerala,
1978.
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主題: |
MG University
索引號: |
631.495 483 CON |
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復印件 | Live Status Unavailable |