Since the cropland recorsersion program was launched in 1999, great progress has been made, but at the same time, the defect in policy system is more and more clear.

• 摘要生态退耕工程从1999年试点实施以来，取得了显著成绩，但同时政策体系本身的缺陷和贯彻实施中的问题也逐渐显现出来。