PDF a Article Trehan, S. P. | Roy, S. K. | Sharma, R. C. Recycling of Crop Residues for Efficient and Optimum Use of Mineral Fertilizers in Potato-Onion-Groundnut Rotation 2008 - Firenze University Press Fait partie de Advances in horticultural science [rivista dell'ortofloroftutticoltura italiana]. 22 (N. 3), 2008
