Document Type : Original Article
Authors
1 Botan y Dept. Fac. of Sci. Benha Univ.
2 Botany Dept. Fac. of Sci. Menoufia Univ
3 H.C of water and waste water
4 Geology Dept. Fac. of Sci. Benha Univ., Egypt
5 Botan y Dept. Fac. of Sci. Benha Univ
Abstract
Keywords