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一、播种育苗瓜类蔬菜冬瓜在3月上中旬,塑料大中棚或小拱棚内冷床营养钵育苗,选用早青冬瓜、特选黑皮冬瓜、青杂2号、粉杂3号等品种。温汤浸种催芽后播种。播后覆土0.7厘米～1.0厘米厚,塌地盖膜。白天保持棚内温度30℃～35℃,夜间不低于13℃,四五天幼苗即可出土。待70%～80%的幼苗出土时,及时揭膜,通风降温。出苗后,白天保持温度22℃～28℃,夜间保持温度10℃～15℃,晴天要加强通风。整个苗期以保持苗床表土湿润为宜。苦瓜可选用特选株洲长白苦瓜、蓝山大白苦瓜、衡杂1号苦瓜和湘丰白玉苦瓜等品种。
First, the sowing melon vegetables winter melon in mid-March, plastic shed or small shed shed nutrition bowl nursery, selection as early as winter melon, black wax gourd, Qingza 2, powder miscellaneous 3 and other varieties . Wen Tang soaking seed germination sowing. After sowing soil 0.7 cm ~ 1.0 cm thick, collapsed cover film. During the day to maintain shed temperature 30 ℃ ~ 35 ℃, not less than 13 ℃ at night, four or five days seedlings can be unearthed. To be 70% ~ 80% of the seedlings unearthed in time to expose the film, ventilation and cooling. After emergence, keep the temperature during the day 22 ℃ ~ 28 ℃, keep the temperature at night 10 ℃ ~ 15 ℃, sunny day to enhance ventilation. The entire seedling stage to keep the topsoil moist is appropriate. Bitter gourd can choose special Zhuzhou Changbai bitter gourd, blue mountain white bitter gourd, bitter gourd No. 1 and Xiang Feng white balsam pear and other varieties.