呼伦贝尔退化草原土壤养分调控的原理与技术

刘伟, 郝毅晴, 孙佳美, 王璟, 范冰, 郝建玺, 金那申, 潘庆民

Theory and application of soil nutrient regulation for degraded steppe in Hulun Buir, China

LIU Wei, HAO Yi-Qing, SUN Jia-Mei, WANG Jing, FAN Bing, HAO Jian-Xi, JIN Na-Shen, PAN Qing-Min

图4 不同氮磷比对呼伦贝尔草原地上生物量的影响(平均值±标准误, n = 12)。不同小写字母代表差异显著(p < 0.05)。

Fig. 4 Effects of different nitrogen to phosphorus ratio (N:P) on aboveground biomass in Hulun Buir steppe (mean ± SE, n = 12). Different lowercase letters indicate significant differences (p < 0.05).