 | Better Farming Series 14 - Farming with Animal Power (FAO - INADES, 1977, 57 p.) |
 |  | Income from animal power |
| | What animal power costs |
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| Better Farming Series 14 - Farming with Animal Power (FAO - INADES, 1977, 57 p.) |
| | Income from animal power |
| | What animal power costs |
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|
|
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