摘要
本文据实测资料,将乌江流域的土壤侵蚀临界值定为300t/km2·a,并对其土壤侵蚀强度分级指标作相应界定。
According to the data that surveyed on the spot,the critical value of soil erosion in WuJiang river watershed is regarded as 300t/km2·a,and the relevant grading index of soil eroSion intensity is set in this artical.
出处
《广西工学院学报》
CAS
1996年第4期73-76,共4页
Journal of Guangxi University of Technology
关键词
土壤侵蚀
临界值
碳酸盐岩
成土速度
Wujiang river watershed
Critical value of soil erosion
Grading index of soilerosion intensity