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Methods to increase the efficiency of rajphos (jamarkhotra rockphosphate) in the black soils of Palakkad district for rice
There has been considerable interest in studying the efficiency of rockphosphate for direct application to the soil in the rice farming situations of Kerala, particularly tapping the iron - to - magnet type of relationship between rockphosphate and acid soils. However no work has been done in the...
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| フォーマット: | Ph.D Thesis |
| 言語: | Undetermined |
| 出版事項: |
Vellayani
Department of Soil Science and Agriculture, College of Agriculture
2002
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