黄瓜霜霉病是黄瓜种植的主要病害,在黄瓜苗期、成株期均可成害,具有来势猛、传播快、病害重的特点,防范不及时会导致黄瓜生产的重大损失,发病严重时可减产20%～50%,甚至绝收。钦州市钦北区常年黄瓜种植面积均在2000多亩以上,黄瓜产业是通过建设那蒙镇平福、竹山,大垌镇卜祝以及小董镇那料、大寺镇四联等3200亩蔬菜种植示范片,辐射带动全区瓜农种植黄瓜。特别 Cucumber downy mildew is the main disease cucumber cultivation, in the cucumber seedling stage, adult stage can become harmful, with the trend Meng, spread fast, heavy disease characteristics, prevent cucumber production in a timely manner will not lead to significant losses, serious illness Can cut 20% ~ 50%, or even close. Qinzhou Qinbei perennial cucumber plantings are more than 2000 mu, the cucumber industry is through the construction of the town of Ping Fu, Chushan, the town of Buzhe Bu Zhu and Xiao Dongzhen that material, such as the Great Temple Town, 3200 acres of vegetable cultivation demonstration Film, radiation led melons farmers grow cucumber. especially