%A %T Re-utilization of Mechanically-Built Terraced Fields and Wastelands in the Mining Area in the Loess Plateau in the 21st Century %0 Journal Article %D 1999 %J Science & Technology Review %R %P 23-25 %V 17 %N 9904 %U {http://www.kjdb.org/CN/abstract/article_4580.shtml} %8 1999-04-10 %X