辣椒白粉病是由内丝白粉菌属(Leveiliola)的真菌引起的一种病害。据报道这个属的真菌,以地中海沿岸、亚州南部为中心寄生在很多植物上。日本在1966年斋藤首次发现了辣椒白粉病;美国在1971年Blazquez首次发现了辣椒白粉病,他们均认为这个病害是一个潜在的威胁。辣椒白粉病在我国分布在南方的台湾、广西、四川、云南、新疆、河北等省(区)。辽宁省乞今尚未见报道。1979年作者在大连市旅顺口区水师营公社沈 Pepper powdery mildew is a disease caused by fungi of the genus Leveiliola. It is reported that this genus of fungi, parasitic on many plants on the Mediterranean coast, southern Asia as the center. Japan first discovered pepper powdery mildew in 1966 in Japan; Blazquez was the first to discover pepper powdery mildew in the United States in 1971, and they both considered the disease a potential threat. Pepper powdery mildew in our country in southern Taiwan, Guangxi, Sichuan, Yunnan, Xinjiang, Hebei and other provinces (regions). Liaoning Province begging yet to be reported. In 1979, Lushunkou District, Dalian City Lecturers commune commune Shen