深冬期换茬,时间仓促,菜农往往对一些事项重视不够,致使蔬菜定植后生长不良,病害多发。那么,深冬期蔬菜换茬应该注意以下几点。(1)棚内消毒要彻底。蔬菜拔园后,菜农为赶茬口,使下茬蔬菜早日上市,大都在拔园后仓促定植,而忽视了大棚的消毒工作,为下茬蔬菜病害暴发埋下了隐患。蔬菜换茬时,一定把棚内的枯枝残叶清理干净,并认真做好棚 Deep winter stubble, time constraints, farmers often pay insufficient attention to some issues, resulting in poor growth after planting vegetables, multiple diseases. Well, deep winter vegetable stubble should pay attention to the following points. (1) shed to be thoroughly disinfected. Vegetables after the park, the farmers for the stubble, the next crop of vegetables listed as soon as possible, most of the hurried planting after the park, while neglect the disinfection of greenhouses, lay the hidden trouble for the next vegetable outbreak. Vegetable stubble, we must shed the dead leaves clean up clean and do a good job shed