极端干旱对科尔沁沙地小叶锦鸡儿（ Caragana microphylla ）灌丛土壤呼吸的影响

夏咪, 罗亚勇, 赵鑫宇, 王鹤松, 陈丙昊, 石璨瑜

The impact of extreme drought on soil respiration in Caragana microphylla habitats in the Horqin Sandy Land

Mi Xia, Yayong Luo, Xinyu Zhao, Hesong Wang, Binghao Chen, Canyu Shi

图4 土壤呼吸速率（SR）与土壤温度（T）和含水量（W）的拟合关系 注：W1、W2、W3、W4、W5分别代表自然处理、减雨50%、6月干旱、7月干旱、8月干旱

Fig4 The fitting relationship between soil respiration rate and soil temperature and moisture content