穗醋栗是虎耳科(Saxifragaceae)茶藨子属(Ribes),小灌木。其果实含有大量维生素,是提取维生素工业的原料之一。近年来,穗醋栗的果实用于酿造果酒和饮料,深受人民所喜爱。目前,黑龙江省穗醋栗的栽培面积已超过20多万亩,辽宁、吉林、河北及西北地区也开始试种,栽培面积逐年扩大。1985年夏季,在黑龙江省阿城市舍利乡平岗村和辽宁省新宾县朝阳林场种植的穗醋栗上,发生一种国内外未见报道的新病害,经鉴定认为是红粉病(Trichothe-cium roseum(Pers.)Link.)。 Currant is a family of Siberifragaceae Ribes, a small shrub. The fruit contains a lot of vitamins, vitamin extract is one of the raw materials industry. In recent years, the fruit of currant is used for brewing wine and beverage, so it is deeply loved by the people. At present, the cultivated area of ​​currant in Heilongjiang Province has exceeded 200,000 mu. Liaoning, Jilin, Hebei and northwestern regions have also started trial cultivation and the cultivation area has been expanding year by year. In the summer of 1985, a new disease was reported that was not reported at home and abroad in Pinggang Village, Shali Township, Heilongjiang Province, and in the Tangui Forest Farm, Chaoyang Forest Farm, Xinbin County, Liaoning Province. It was identified as Trichothe- cium roseum (Pers.) Link.).