春季低温寡照和夏季高温伏旱的独特气候 ,使云阳县及周边县市蔬菜供给都存在“春”、“秋”两个淡季。解决春、秋两淡一直是蔬菜产销工作的重点和难点。经多年试验研究 ,探索出了一套行之有效的淡季蔬菜生产技术 ,其主要内容是 :利用山区立体气候资源 ,改进农耕农艺措施 ,打破? The unique climate of low temperature sunshine in spring and high temperature and drought in summer makes the supply of vegetables in Yunyang County and its surrounding counties have two off-season “spring” and “autumn”. Solve the spring and autumn has always been the focus of vegetable production and marketing work and difficulties. After many years of experimental research, we have explored a set of effective off-season vegetable production techniques. The main contents are: to make use of the three-dimensional climate resources in mountainous areas to improve agricultural agronomic practices and to break through?