大棚拔园后,应注意清洁园地。清洁园地就是要搞好棚内卫生,主要是把遗留在棚内的枯枝烂叶清理出棚外,并集中销毁,以免成为新的传染源。棚外的杂草也要清理干净,以铲除害虫寄居繁殖的场所,这是防止病原菌侵染循环的一项重要措施。 After the greenhouses park, should pay attention to clean the garden. To clean the garden is to do a good job shed health, mainly left in shed shed dry leaves out of the shed, and focus on destruction, so as to avoid becoming a new source of infection. Weeds have to be cleaned outside the shelter in order to eradicate pests breeding sites, which is to prevent the pathogen infection cycle is an important measure.