一、播前浸种育苗前用5～10毫克/千克萘乙酸药液浸种10～12小时,之后用清水冲洗干净播种。经催芽播种的种子出苗后幼苗整齐、健壮,抗寒性增强,还可防止番茄疫病的发生。二、苗床使用 First, sowing seed before planting seedlings with 5 ~ 10 mg / kg of naphthalene acetic acid soaking 10 to 12 hours, then rinse with clean water sowing. Seeds germinated by sowing seedlings after emergence of neat, robust, increased cold resistance, but also to prevent the occurrence of tomato disease. Second, seedbed use