今年,张北县蔬菜产业面临着一次严峻的挑战,从7月8日开始,该县2万亩以大白菜为主的早熟蔬菜陆续收获,但上市蔬菜不仅价格大大低于往年,还出现严重滞销。新上市的大白菜每公斤仅0.2元左右,价格只是去年同期四分之一。据县农业局有关人士分析,造成张北早熟无公害蔬菜价格偏低及滞 This year, Zhangbei County vegetable industry is facing a serious challenge, from July 8, the county 20000 acres of Chinese cabbage-based early-maturing vegetables one after another harvest, but not only listed vegetables prices significantly lower than in previous years, but also serious unsalable. Newly listed Chinese cabbage is only 0.2 yuan per kilogram, the price is only a quarter of a year earlier. According to County Bureau of Agriculture relevant personage analysis, causing Zhangbei precocious pollution-free vegetable prices low and stagnant