Phytochemical screening and allelopathic effects of melia azedarch L. on seed germination and seedlind growth of penisitum americanum L
Melia azedarach.L is a medicinal plant .Aqueous extract of leaves, bark and seeds of Melia azedarach.L were assayed at 1, 5 and 10g/L concentration with different time period to check the presence of phytochemicals and their allelopathic effect on seed germination, fresh and dry weight and seedling growth of Pennesitium americanum. Result revealed that aqueous extracts of plant at all concentration and time period had significantly inhibited seed germination of P.ammericanum L. when compared with control.