TY - BOOK AU - Manjhi, Duryodhan TI - Elucidation of Equilibria of Sodium, Calcium and Magnesium in Sodic Calacareous Soils as Affected by Use of Chemical and Organic Waste in Relation to The Growth and Nutrition of Rice Crop U1 - 631.41 PY - 1980/// CY - Pusa, Samastipur PB - RAU KW - Soil Science KW - Agricultural Chemistry KW - Thesis ER -