Mwamahonje, A., D. Kilambo, L. Mrosso, and T. Feyissa. “Screening for Resistance of Grape Varieties to Powdery Mildew (Erysiphenecator) Disease”. JOURNAL OF ADVANCES IN AGRICULTURE, vol. 5, no. 1, Oct. 2015, pp. 585-90, doi:10.24297/jaa.v5i1.4509.