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本文阐述了小麦黄矮病的症状、传毒介体及BYDV的4大株系和病害在我国冬春麦区的流行规律。指明GPV株系的大流行往往在麦二叉蚜猖獗之后。并在抗病育种方面进行了探讨。
This article describes the prevalence of wheat yellow dwarf disease symptoms, the four mediators of BYDV and the four strains of BYDV, and the prevalence of the disease in winter and spring wheat areas in China. It is indicated that the pandemic of the GPV strain is often after the rampant wheat diphtheriae. And in the breeding of disease resistance were discussed.