Application of Physical Prevention and Control Technology in Facilities Vegetable Production

In view of pests increase problems caused by continuous cropping of facilities agricultural，application of physical prevention and control technology in facilities vegetable production was introduced.Microwave soil disinfection technology was applied before facilities vegetables planting，and physical prevention and control technology and equipment such as insect nets，insecticidal lamp，colour disk and negative pressure suction machine were applied during vegetable growth process.These technologies eliminated side effect caused by chemical prevention and control of diseases and insect pests.It reduced occurrence probability of soil diseases and insect pests and improved vegetables quality.