Vyas N G & Surendran Nair C. (2002). Methods to increase the efficiency of rajphos (jamarkhotra rockphosphate) in the black soils of Palakkad district for rice. Department of Soil Science and Agriculture, College of Agriculture.
শিকাগো স্টাইলে সাইটেশনVyas N G এবং Surendran Nair C. Methods to Increase the Efficiency of Rajphos (jamarkhotra Rockphosphate) in the Black Soils of Palakkad District for Rice. Vellayani: Department of Soil Science and Agriculture, College of Agriculture, 2002.
এমএলএ সাইটেশনVyas N G এবং Surendran Nair C. Methods to Increase the Efficiency of Rajphos (jamarkhotra Rockphosphate) in the Black Soils of Palakkad District for Rice. Department of Soil Science and Agriculture, College of Agriculture, 2002.
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