TY - BOOK AU - SUDHA DEVI K C AU - Dr. M ACHUTHAN NAIR TI - STANDARDISATION OF AGRO-TECHNIQUES FOR SWEET POTATO VARIETY SREE NANDINI U1 - J N90 SU 103 PY - 1990/// CY - COLLEGE OF AGRICULTURE VELLAYANI PB - DEPARTMENT OF AGRONOMY ER -