贵州省从东部90 0m到西部2 2 0 0m的高海拔地区夏秋气候温凉,具有“天然空调”优势,适宜种植夏秋反季节无公害蔬菜,面对国内夏秋高温地区及东南亚地区有着广阔的市场前景。近年来,全省夏秋反季节无公害蔬菜发展迅速,面积逐年扩大,取得很好的经济社会效益。为了提高耕地利用率, Guizhou Province enjoys a cool summer and autumn climate at high altitudes from 90 0m in the east to 2200m in the west, enjoying the advantages of “natural air-conditioning” and suitable for growing summer and fall off-season pollution-free vegetables. In the face of the hot summer and autumn regions in China and the vast market in Southeast Asia prospect. In recent years, the province’s summer and autumn anti-season pollution-free vegetables developed rapidly, the area has expanded each year, and achieved good economic and social benefits. In order to improve the utilization of arable land,