Taking research sites located at sunny hillslopes of natural vegetation restoration with different age(1-140 a) in the Ziwuling Area of Loess Plateau as a case study,selecting sensitive indicators from 16 soil physical,chemical and biological attributes of topsoil(0-20 cm) through correlation analysis,the paper assessed soil quality index(ISQ) during vegetation restoration in the Ziwuling Area through statistic analysis method and principal component analysis.Results indicated that,during vegetation natural...
修改评论