针对雨季多雨天气,农户要及时采取以下几种保护措施,控制蔬菜病虫害发生,尽量减少损失。一、注意排水大田蔬菜及时疏通沟渠,降低水位,排出菜地积水,对地势较低的田块,应使用水泵等设备排水。对于设施大棚,棚内还有蔬菜的,要尽早排涝,防止作物窒息死亡或早衰。棚外要加快沟渠清理、及时做好田间秧棵、杂草的清理,修复完善排水设施,尽快将积水疏通排泄。二、加强田间管理一是“涝浇园”。对于正在进行生产的大棚要 For rainy weather in rainy season, farmers should promptly take the following kinds of protective measures to control pests and diseases of vegetables to minimize losses. First, pay attention to timely drainage of field vegetables to clear the ditches, reduce the water level, discharge vegetable water, on the lower terrain, water pumps and other equipment should be drained. For facilities and sheds, there are vegetables in the shed, drainage should be as early as possible to prevent death or premature aging of crops asphyxiation. Drainage to speed up the ditch to clear the field in a timely manner good seedlings Yang, weeds clean up, repair and improve the drainage facilities, as soon as possible to clear the excretion of water. Second, to strengthen field management First, “waterlogged garden ”. For the ongoing production of greenhouses to be