此模式适宜我省保定中北部地区,9月底至10月初开始播种,11月上旬定植,12月中下旬开始采收,下年6月底拉秧,亩产15000千克左右。一、蔬菜设施类型及结构日光温室为土墙、水泥立柱、钢管竹木结构,长80米,内跨度为9米,后墙地平面以上高3.5米,脊高4.8米,顶宽2米,后坡仰角38°以上,主采光面角度29°以上,配备保温被和自动卷帘 This model is suitable for the northern and central regions of Baoding in our province. Seeding starts from the end of September to the beginning of October. It is planted in early November and harvested in mid-to-late December. The seedlings are planted at the end of June next year and yield 15,000 kg per mu. First, the type and structure of vegetable facilities Solar greenhouse for earth walls, cement columns, steel bamboo structure, 80 meters long, within the span of 9 meters above the ground level 3.5 meters behind the ridge, 4.8 meters high, top width of 2 meters, Rear slope elevation above 38 °, the main lighting angle of 29 ° or more, equipped with insulation and automatic shutter