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1979年我们在市郊果园的桃树枝条上,发现一种疣皮型病斑,并引起桃树流胶,其症状与生理性流胶病有一定区别。1980年,经分离、接种后证实,这种病害是由Macropho-ma 属真菌所引起的桃枝干新病害——桃疣皮病。现将初步结果报告如下。一、该病症状与为害。见本刊1981年第5期40页二、病原菌的分离和接种 1979年11～12月,我们从上海、青浦二县的果园里采回具疣皮病斑的“白凤”桃枝条4份样品,分离采用常规方法,先将病枝洗净,
In 1979, we found a wart-type lesion on the peach branches in the suburbs orchard and caused peach flow. The symptoms were different from those of physiological hydrocolloid disease. In 1980, after isolation, inoculation confirmed that the disease is caused by Macropho-ma fungi new peach stem disease - Peach wart disease. The preliminary results are reported below. First, the disease symptoms and damage. See Issue 5, 1981, p. 40 2. Isolation and Vaccination of Pathogenic Bacteria From November to December 1979, we collected 4 “Peach Blossom” peach branches from the orchards in Shanghai and Qingpu Counties Samples, separated by conventional methods, first wash the diseased branches,