TY - BOOK AU - Sitha S TI - A preliminary pharmacognostic and phytochemical comparison of Trivrt mula (root of Operculina turpethum Linn.silva Manso) collected in different seasons U1 - 615 PY - 2023/// CY - Kottakkal PB - Dept.of Dravyaguna Vijnana,V P S V Ayurveda college ER -