D. Nyadanu, R. Akromah, B. Adomako, R.T. Awuah, C. Kwoseh, H. Dzahini-Obiatey, S.T. Lowor, A.Y. Akrofi and M.K. Assuah
International Journal of Plant Pathology 3 ( 2 ): 45 - 55 , 2012