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近年来,随着城镇化进程的加快推进,江西省修水县商品蔬菜基地也不断发展壮大。黄瓜种植有用工少、上市早、产量高、经济效益好的优点,现已成为修水县春季蔬菜的主要种植品种之一,2014年全县种植面积达2 000余亩,占全县春季蔬菜面积15%以上。随种植面积的扩大,黄瓜霜霉病在各蔬菜基地已成了最常见、最主要的病害之一,且有发生快、流行迅速、为害重等特点,给黄瓜种植户造成重大损失,一般产量损失超过10%,严重田块减产25%~
In recent years, with the accelerating process of urbanization, Xishui County, Jiangxi Province, commodity vegetable base also continue to grow and develop. Cucumber planting less useful, early market, high yield, good economic returns, has become one of the main varieties of spring vegetables in Xiu-shu, planting area in 2014 reached 2,000 acres, accounting for the county spring vegetables Area of 15% or more. With the expansion of planting area, cucumber downy mildew has become one of the most common and major diseases in various vegetable bases. It has the characteristics of quick occurrence, rapid prevalence and heavy weight, which causes heavy losses to cucumber growers. The general yield Loss of more than 10%, a serious reduction of 25% field plots