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一、试验区自然状况（一）气候特征寿阳旱农试验区设在山西晋中地区寿阳县，属中纬度暖温带半湿润偏旱大陆性季风气候区。年平均气温为７．４℃。年均降水量约５２０ｍｍ。年均蒸发量为年均降水量的３倍多，约１６００－１８００ｍｍ。当地气候特征为一年四季分明、季节温...
First, the natural conditions of the experimental area (A) the climate characteristics Shouyang experimental area of dry farming in Shanxi Jinzhong area Shouyang County, is a mid-latitude warm temperate semi-humid continental monsoon climate zone. The average annual temperature of 7.4 ℃. The average annual rainfall is about 520mm. The average annual evaporation of more than 3 times the average annual rainfall, about 1600-1800mm. Local climatic characteristics are distinct throughout the year, seasonally warm ...