Abstract: Generally opt for disease-resistance,low temperature resistance,high yield and high quality variety,treated seed build seedbed seedlings in greenhouse,seedbed before seedling emergence temperature remains 28-30℃ during the day,at night to keep 16-20℃.Ridging colonization when the seedling leaf 1 hearts 3,age at 25-30 days of colonization.Management consists of pouring a flood after colonization,vine,fallen vines,fertilizer and water management,temperature control,dip the flower and fruit,and so on a series of measures.Growing period to carry out a comprehensive pest control,to achieve high results.