TY - SER AU - Singh,U.P. AU - Srivastava,B.P. AU - Singh,K.P. AU - Pandey,V.B. TI - Antifungal activity of steroid saponins and sapogenins from Avena sativa and Costus speciosus KW - PLANTA KW - FUNGO KW - BIOLOGIA VEGETAL ER -