Notes on the vegetation of aquatic habitats in Qualubiya province. Delta J. Sci. 10 (3): 955-978. Preliminary survey of the weeds flora of Qualubiya, Egypt. Egypt. J. Appl. 1 (1): 106-111. On the vegetation of the uncultivated land of Qualubiya province. Delta J. Sci. 11 (1): 363-388. Studies on the natural vegetation of Khanka- Abuzaabal area. Delta J. Sci. 11 (1): 389-411. H.Fatty acids of plants of different ecological groups in South West Sinai. Desert inst., Egypt, 43 (2): 1-13. Phytososiological studies on the vegetation of Ayoun Musa, South West Sinai. Desert inst., Egypt, 43 ( 2): 15-33. Ecophysiological studies on some desert plants in the South West Sinai Desert inst., Egypt, 43, 2, pp 133- 153. Ecological studies on Vossia cuspidate (Roxb.) Griff. In the Nile Delta of Egypt. Egypt. J. Bot. 36 (1) pp 37-51. The vegetation of reclaimed areas in Salhya region. Proc. 1st Int. Conf. Biol. Fac. Sci., Tanta Univ. 7-8 May, 1: 315-332. Suppression effect of tree plantations on wheat crop and its weed assemblage. Taeckholmia, 23 (1): 191-198. Vegetation of the Nile system around Olama island near Benha. Egypt. J. Biotechnol., 15: 262-276. Vegetation along an elevation gradient in Al-Jabal Al-Akhdar, Libya. Ecologia mediterranea, tome 29 (2): 35- 47. Effect of human manipulations on the vegetation of El-Khanka-Abuzaabal area, Egypt. Egypt. J. Biotechnol., 16: 177- 191. Responses of Ipomoea carnea to soil salinity, Egypt. J. Biotechnol., 19: 89-105. Relationship between leaf senescence and fruit development and maturity in Ficus carica L., Egypt. J. Biotechnol., 19: 150-162. Ipomoea carnea to soil salinity, Egypt. J. Biotechnol., 19: 89-105. Relationship between leaf senescence and fruit development and maturity in Ficus carica L., Egypt. J. Biotechnol., 19: 150-162. 16- S.A. Ahmed, H. M. Shams, I.M. El-Metwally, M.N. Shehata and Mona A. El-Wakeel (2008): Efficiency of some weed control treatments of Maize (Zea mays L.) plants and associated weeds, J. Agric. Sci. Mansoura Univ., 33(7): 4777-4789.