日光温室生菜复种甜瓜,是通化县快大镇弯弯川村于殿章的高招,并取得了每亩2万余元的高效益、具体做法是: 1、生菜茬。选用极早熟的凯撒西结球生菜品种。在10月底至 11月初棚内育苗,温度控制在 18—20℃.苗龄30天左右。3—4 片真叶时定植。定植时采用大畦平畦,株行距均为35厘米左右,亩留苗5000株。定植后浇1次透水。缓苗时温度稍高,缓苗后控制在18—22℃,最高不超过25℃。至1月中下旬,叶球包实后即可收获。在整个生育期,可定期喷施农用链霉素、新植霉素等药物,以防治细菌性病害发生。 2、甜瓜茬。采用早熟品种伊 Sunflower greenhouse lettuce hybrid melon, Tonghua County, Kuaidakawa Kawamura in the palace of the brilliant move, and made more than 2 million yuan per mu of high efficiency, the specific approach is: 1, lettuce. Selection of very precocious Caesar Western ball lettuce varieties. In late October to early November nursery shed, temperature control at 18-20 ℃. Seedling age of about 30 days. 3-4 pieces of true leaves when planting. When planting large 畦 flat 畦, line spacing are about 35 cm, 5000 acres of seedlings to stay. After pouring a watering after planting. Huanmiao temperature slightly higher, Huanmiao control at 18-22 ℃, the maximum does not exceed 25 ℃. To late January, leaf packs can be harvested after the fact. Throughout the growth period, regular spraying of agricultural streptomycin, neomycin phytotoxicity and other drugs to prevent the occurrence of bacterial diseases. 2, melon stubble. Using early varieties of Iraq