近年来,我县大棚瓜菜类经济作物面积发展较快,为调整优化农业产业结构,发展效益农业,增加农民收入起到了重要作用。但目前大棚种植的蔬菜作物仅是番茄、茄子、椒类、黄瓜等少数几种作物。同时,菜农也未按各作物需肥规律科学施肥,只追求眼前高产利益,超量施用和单一施用化学肥料 In recent years, the area of ​​cucumbers and vegetables in our county has witnessed a rapid economic growth and played an important role in adjusting and optimizing the structure of agricultural industry, developing effective agriculture and increasing farmers’ income. However, the current greenhouse vegetable crops grown only tomato, eggplant, pepper, cucumber and a few other crops. At the same time, vegetable farmers have not scientific fertilization according to the law of fertilization of crops, only the pursuit of immediate high yield benefits, over-application and single application of chemical fertilizers