二十九团位于天山南麓塔里木盆地北缘,气候干旱、多风、少雨雪,平均年降水量少于54.1毫米,年蒸发量2312毫米,蒸发量约为降水量的42倍。土壤母质为山前洪积-冲积物。垦前一米土层总盐量为3—5%,最高可达10%以上,盐分组成以硫酸盐氯化物为主,地下水埋深3—7米,矿化度10—50克/升,水化学类型多属硫酸盐-氯化物镁钠型水。植 Twenty-nine regiment is located in the northern edge of Tarim Basin south of Tianshan Mountains, arid, windy, less rainy season, the average annual rainfall of less than 54.1 mm, the annual evaporation of 2312 mm, evaporation of about 42 times the precipitation. The soil parent material is piedmont alluvial-alluvial. The total salt content of one meter before reclamation is 3-5%, up to 10% or above. The salt content is mainly composed of sulphate chloride, the groundwater depth is 3-7 meters, the salinity is 10-50 g / Hydrochemistry type mostly sulfate - sodium chloride sodium chloride type water. plant