黑星病是黄瓜的主要病害,当地农民俗称“烂头”。初春,温室大棚黄瓜正处于低温、弱光环境当中,黑星病发生非常普遍,若防治不及时,对后期产量影响极大。目前生产上常用的防治药剂主要以三唑类杀菌剂如好力克等为主,三唑类杀菌剂对黄瓜非常敏感,抑制黄瓜生长明显,是农民无奈的选择。 Scab is the main cucumber disease, local farmers commonly known as “rotten ”. Early spring, greenhouse cucumbers are in low temperature, light environment, scab formation is very common, if the prevention and treatment is not timely, the impact on the late yield great. At present, the production of the commonly used control agents mainly triazole fungicides such as good Lectra, triazole fungicide is very sensitive to cucumber, cucumber growth inhibition is obvious, farmers are helpless choice.