【摘要】 我国的治沙事业虽已取得很大成就,但总体而言,依然是点上治理、面上扩大,治理速度赶不上沙化速度。针对我国北方半干旱地区的环境特点,通过分析、比较,提出应将生态建设的重点从强烈发展中的、严重的沙漠化土地转向正在发展中的和潜在的沙漠化土地。更多还原

【Abstract】 In spite of the great achievements have been acquired in the prevention and control of desertification in China, as a whole the developmental tendency of desertification nowadays is still in a state of large scale spreading as long as curing some points and the speed of cure cannot catch up with the speed of desertification. In order to solve this problem, the paper put forward that the strategy emphases in ecological construction should be transferred from the serious and very serious desertified lands to the light and potential desertified lands.更多还原