上海郊区早春低温多雨,光照不足,茄果瓜类落花落果严重,蔬菜生长缓慢。我们应用华东化工学院研制的植宝18营养液进行多点试验。在菜区9个乡都设立了试验示范点,面积达1700亩,品种有:春番茄、春莴苣、春黄瓜、菜豆、茄子、辣椒、甘蓝 Shanghai suburbs in early spring low temperature and rainy, inadequate sunlight, fruit and vegetable melon flowers fall seriously, vegetables grow slowly. We apply the East China Institute of Chemical Technology to grow treasure 18 nutrient solution for multi-point test. In the vegetable area nine townships have set up pilot demonstration sites, an area of ​​1700 acres, varieties are: spring tomato, spring lettuce, spring cucumber, beans, eggplant, peppers, cabbage