TY - BOOK AU - Bhutia,D.M, TI - Studies on Phosphorus Fractionation Fixation and Availability Lim Requirment and Their Correlations with Physiochemical Characteoistics of the acidic Soils of Sikkim PY - 1982/// CY - Navsari PB - Agricultural Chemistry & Soil Science Dept., N. M. C. A. ER -