华北盐渍化草地土壤净氮矿化速率对不同水平氮添加的响应
徐小惠1,2, 刁华杰1,3, 覃楚仪4, 郝杰3, 申颜1, 董宽虎3, 王常慧1,3,*(
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Response of soil net nitrogen mineralization to different levels of nitrogen addition in a saline-alkaline grassland of northern China
XU Xiao-Hui1,2, DIAO Hua-Jie1,3, QIN Chu-Yi4, HAO Jie3, SHEN Yan1, DONG Kuan-Hu3, WANG Chang-Hui1,3,*()
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图6. 华北盐渍化草地不同氮添加水平土壤净氮矿化速率的敏感性(平均值+标准误)。不同小写字母表示差异显著(p < 0.05), 显著性均是以绝对值计算标注。
Fig. 6. Sensitivity of soil net nitrogen (N) mineralization rate under different levels of N addition in a saline-alkaline grassland of northern China (mean + SE). Different lowercase letters indicate significant differences (p < 0.05) in the absolute value among different treatments.
