Sharma, S. N.; Prasad, R.; Shivay, Y. S.; Dwivedi, M. K.; Kumar, S. Relative Efficiency of’ Diammonium Phosphate and Mussoorie Rock Phosphate in Combination With Crop Residue Incorporation on Growth, Yield and Economics of Indian Mustard (Brassica Juncea). Indian J Agri Sci 2008, 78 (11).