Nimba Frango E F & Gopi C S(Guide). (1998). Standardisation of Soil Sampling and Fertilizer Recommendation Techniques for Coconut Gardens. Department of Soil Sciences and Agricultural Chemistry, College of Horticulture.
Παραπομπή Chicago StyleNimba Frango E F και Gopi C S(Guide). Standardisation of Soil Sampling and Fertilizer Recommendation Techniques for Coconut Gardens. Vellanikkara: Department of Soil Sciences and Agricultural Chemistry, College of Horticulture, 1998.
Παραπομπή MLANimba Frango E F και Gopi C S(Guide). Standardisation of Soil Sampling and Fertilizer Recommendation Techniques for Coconut Gardens. Department of Soil Sciences and Agricultural Chemistry, College of Horticulture, 1998.
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