TY - GEN AU - Rajakumar R AU - Dr. Jayasree Sankar S (Guide) TI - Aggrading lateritic soils (Ultisol) using biochar U1 - 631.4 PY - 2019/// CY - College of Horticulture, KAU, Vellanikkara PB - Dept. of Soil science and Agricultural Chemistry KW - Soil science and agricultural chemistry KW - lateritic soils KW - ultisol KW - biochar ER -