00395nam a22001217a 4500003000400000008004100004082001700045100002100062245012500083260001600208300000800224650004100232OSt260601b        |||||||| |||| 00| 0 eng d  a631.82bR95E  aNand Kishore Roy  aEffect of Partial Acidulation of Mussoorie Rock Phosphate on Release of P and Its Usefulness in Different Soils of Bihar  aRPCAUc1978  a101  aM.Sc. Soil Science & Agril Chemistry