 | Soils, Crops and Fertilizer Use: A Field Manual for Development Workers (Peace Corps, 1986, 338 p.) |
 |  | Chapter 10: Fertilizer guidelines for specific crops |
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| Soils, Crops and Fertilizer Use: A Field Manual for Development Workers (Peace Corps, 1986, 338 p.) |
| | Chapter 10: Fertilizer guidelines for specific crops |
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|
|
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|