Direct and Residual Effect of Pyrites on Yield, Protein Content and S Uptake by Blackgram and Lentil in Entisol

Department of Soil Science and Agricultural Chemistry, Institute of Agricultural Sciences, Banaras Hindu University, Varanasi, U.P., 221005.

* Present address: Department of Soil Sciene and Agricultural Chemistry, Birsa Agricultural University, Kanke, Ranchi, Bihar, 834006.