TY - BOOK AU - Evans, William harles TI - Trease and Evans pharmacognosy SN - 0702026182 (pbk) U1 - 615.321 PY - 2002/// CY - China PB - Saunders Elsevier KW - Pharmacology KW - pharmacognosy KW - Sources of drugs KW - Crude drugs KW - Plant medicines KW - Carbohydrates KW - Miscellaneous isoprenoids KW - Traditional medicine KW - Alkaloids KW - RIPS N1 - Included Index ER -