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白粉病是长春地区黄瓜的主要病害之一,近几年来在保护地生产中该病日趋严重,是大棚及温室黄瓜生产上急待解决的问题。据戴芳澜报道,我国黄瓜上发生的白粉病菌有二种:Erysiphe ciehovaccarumDC.及Sphaerotheca fauliginea(Schlecht)poll.前者在黑龙江、甘肃、青海、新疆、江苏,后者在河北、内蒙、辽宁、江苏、台湾、广西、四川、云南等地,均形成闭囊壳。但据戚佩坤等报道,吉林省据日人岩垂悟报道也看到黄瓜上形成子囊壳,
Powdery mildew is one of the main diseases of cucumber in Changchun area. In recent years, the disease is becoming more serious in the production of protected areas. It is an urgent problem to be solved in greenhouse and greenhouse cucumber production. According to Dai Fanglan report, there are two kinds of powdery mildew occurred on cucumber in China: Erysiphe ciehovaccarumDC. And Sphaerotheca fauliginea (Schlecht) poll. The former is in Heilongjiang, Gansu, Qinghai, Xinjiang, Jiangsu, the latter in Hebei, Inner Mongolia, Liaoning, Jiangsu, Taiwan , Guangxi, Sichuan, Yunnan and other places, are formed closed shell. However, according to Qi Peikun and other reports, Jilin Province, according to Japanese Iwao Wuji also saw cucumber on the formation of ascus shell,