Direct and Residual Effect of Organic and Mineral Fertilizers in Rice Based Cropping System http://127.0.0.1/xmlui/handle/123456789/2630 Fri, 17 Apr 2026 06:21:57 GMT 2026-04-17T06:21:57Z Direct and Residual Effect of Organic and Mineral Fertilizers in Rice Based Cropping System http://127.0.0.1/xmlui/handle/123456789/2631 Direct and Residual Effect of Organic and Mineral Fertilizers in Rice Based Cropping System Sharma, Ajit Ram Thu, 01 Jan 1987 00:00:00 GMT http://127.0.0.1/xmlui/handle/123456789/2631 1987-01-01T00:00:00Z