Land degradation of Agro-Pastoral Zigzag Zone in Northern China based on RS and GIS. - Yanxia Lu; Jing Wang; Zhenqiang Mao (IGARSS, 2004)

Analysis of land cover change and land degradation in HengShan County based on RS and GIS. - Zhenqiang Mao; Jing Wang; Yanxia Lu (IGARSS, 2004)