毛乌素沙地沙漠化逆转过程中土壤组分及微量元素含量变化特征
冯佳新, 吴月茹, 乔硕, 刘茜雅, 王海兵

Characteristics of changes in soil components and trace element contents during the reversal of desertification in Mu Us Sandy Land
Jiaxin Feng, Yueru Wu, Shuo Qiao, Xiya Liu, Haibing Wang
表3 毛乌素沙地不同时期各指标均值
Table 3 Mean value of each index in different periods in Mu Us Sandy Land
年份土壤黏粒/%土壤粉粒/%土壤砂粒/%有效态Cu/(mg·kg-1)有效态Fe/(mg·kg-1)有效态Mn/(mg·kg-1)有效态Zn/(mg·kg-1)
19863.426.5290.060.154.364.130.52
19913.226.0490.850.134.484.010.50
19963.145.7291.270.114.573.880.48
20013.014.5792.420.094.713.640.45
20064.489.1588.830.184.246.550.77
20115.7914.9779.240.244.156.940.81
20166.1316.3775.530.284.077.110.85
20216.8820.2172.910.303.937.370.91