建设家庭生态经济圈是治理沙区的根本途径代玉荣库伦旗从５０年代起开始治沙，在半个世纪的拼搏中，摸索出了建设家庭生态经济圈这一彻底遏制沙化的有效途径。过去，库伦旗由于没有抓住广种薄收和超载放牧这两个导致沙化的主要因子，治沙速度常常赶不上沙化速度，按下葫芦... The construction of family eco-economic circle is the fundamental way to control sandy area. Dai Yurong Kulun Banner started to control the sand from the 1950s. During half a century of hard work, it explored an effective way to completely halt the desertification of family eco-economic circle. In the past, due to the failure to seize the two major causes of desertification caused by the thinning and overloading of grazing land, the rate of sand control often can not keep up with the speed of desertification.