Effects of Urea and Imazethapyr on Orobanche Crenata germination, Radicle extension, Incidence and Faba Bean Growth and Yield Journal title: JOURNAL OF ADVANCES IN BIOLOGY Authors: Sawsan A. Abdel-Daim, Abdel Gadir, Amani H. Eltayeb, Rashida M. Abusin, A. G. T. Babiker Subject(s):