TY - BOOK AU - E R MINI AU - Dr. SUMAM SUSAN VARGHESE TI - FRACTIONATION OF ORGANIC AND INORGANIC NITROGEN IN IMPORTANT SOIL TYPES OF KERALA U1 - E N92 MI 82 (HORT) PY - 1992/// CY - COLLEGE OF HORTICULTURE VELLANIKKARA PB - DEPARTMENT OF SOIL SCIENCE AND AGRICULTURAL CHEMISTRY ER -