人工梭梭（ Haloxylon ammodendron ）林建植对荒漠土壤特征的长期影响

周晓甘, 罗永忠, 马全林, 刘继亮, 任嘉隆, 王子婷, 严祺涵, 秦畅, 翟家祺

Long-term effects of the introduction of Haloxylon ammodendron on desert soil characteristics

Xiaogan Zhou, Yongzhong Luo, Quanlin Ma, Jiliang Liu, Jialong Ren, Ziting Wang, Qihan Yan, Chang Qin, Jiaqi Zhai

表4 灌木和草本因子对土壤环境变化的相对贡献率

Table 4 The relative contributions of explanatory variables to the variation in the soil environment

变量 惯量 解释率/% 贡献率/% F P SC 0.225 22.5 53.8 23 <0.001 SD 0.035 3.5 8.3 4.6 <0.012 SSR 0.016 1.6 3.8 2.1 <0.112 HC 0.001 0.1 0.3 0.2 <0.894 HSR 0.141 14.1 33.9 18 <0.001 总计 0.418 41.8 100 残差 0.582