随着保护地蔬菜生产的发展,蔬菜灰霉病的发生日趋严重。如茄子、番茄、黄瓜、韭菜、西葫芦等蔬菜灰霉病发生面积达40%以上,平均减产20%～30%,严重可达50%以上。灰霉病造成黄瓜、西葫芦化瓜,在日光温室、大棚及小拱棚内最为严重。韭菜发病严重时,小拱棚整棚毁掉。果实感病之后,丧失食用价值,损失惨重。 With the development of vegetable production in protected areas, the occurrence of vegetable gray mold is becoming more and more serious. Such as eggplant, tomatoes, cucumbers, leeks, zucchini and other vegetables gray mold disease area of ​​more than 40%, an average reduction of 20% to 30%, a serious up to 50%. Botrytis caused by cucumber, squash melon, in the greenhouse, shed and small shed the most serious. Leek severe disease, the small shed destroyed the whole shed. Fruit loss, loss of food value, heavy losses.