TY - BOOK AU - Krishna vikram AU - Dr.Atul Jayapal TI - Characterisation and standardisation of biochar as a soil conditioner for okra[Abelmoschus esculentus(L.) Moench] in onattukara sandy plain U1 - 630 PY - 2024/// CY - Vellayani PB - Department of Agronomy N1 - MSc ER -