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2 19862021年毛乌素沙地不同沙漠化程度面积(km2
Table 2 The desertification area of each grade during 1986-2021 in Mu Us Sandy Land
年份沙漠化程度
非沙漠化轻度中度重度极重度
1986429.9220 111.9413 861.6711 541.032 363.17
1991427.9019 362.1014 355.5711 976.672 185.49
1996349.6515 777.0516 878.4313 083.412 219.22
2001325.6513 786.2518 347.0113 526.812 322.01
2006713.9127 806.3013 319.545 300.071 167.91
20111 368.4232 070.2112 531.721 761.29576.09
20161 610.2836 556.738 310.041 464.09366.59
20211 893.6738 206.066 494.991 027.12185.89