芦笋耐寒性强,喜冷凉气候,适应能力强,在我国大多数地区多能种植。种植芦笋投资少用工少,管理比较简单。但是,随着种植年数的增加,面积的扩大,茎枯病的发生越来越严重,有的地区发病率达到80％左右,造成植株枯死,缺株,甚至全田毁灭,严重影响产量的稳定和种植者的积极性。目前,对芦笋影响最大的病害主要就是茎枯病,植株感染上茎枯病后,植株枯死,光合作用大大减弱,甚至无法进行,养分积 Cold-resistant asparagus, like cold climate, adaptability, in most parts of our country more able to plant. Planting asparagus less investment and less labor, management is relatively simple. However, with the increase of years of planting and area expansion, the incidence of stem blight is more and more serious. In some areas, the incidence rate reaches about 80%, causing the plants to die, lack of plants or even destroy the whole field, seriously affecting the stability of output And growers enthusiasm. At present, most of the diseases that affect asparagus are mainly stem blight. After the plant is infected with the stem blight, the plants are dead, the photosynthesis is greatly weakened, and even can not be carried out. The nutrient volume