【摘要】 河北省设施蔬菜面积及蔬菜总产量已经饱和,异地运销蔬菜对省内市场影响越来越大,周年消费品种结构发生明显变化,季节差价及品种差价趋于平衡。调整蔬菜种植结构,多品种多茬口,提高品质产量及商品性,增加科技投入,提高栽培管理技术水平,使我省蔬菜持续稳定发展。更多还原

【Abstract】 The area and yield of protected vegetables production have exceeded consumer demand in Hebei province. Vegetable transported from other region has induced more and more pressure to local market. Due to situation above, both consuming structure and composition of vegetable have changed obviously and the price difference amount seasons decreased. In order to develop vegetable production in Hebei province continually and steadily, are several methods were proposed: (l)adjust vegetable varieties( increase diversity); (2)increase yield and quality ; (3)increase investment in research;(4)improve cultivation techniques.更多还原