三江源地区“黑土滩”退化草地现状及治理对策

The Status of the Degraded Pasture and its Strategyes of Management in Black Beach of the Headwater Region of the Three River

通过对三江源地区“黑土滩”退化草地现状及成因的系统阐述,有针对性地提出实施退牧还草工程、建植多年生人工半人工草地、制定草场合理载畜量、防治鼠害、防除毒杂草、施肥等措施是治理“黑土滩”退化草地的重要途径。

The article elucidates the status and cause of degraded pasture, black beach, in the headwater region of the three rivers, and aimedly advocates engineering of returning the crop fields to the nature pasture, establishing perrenially artificial planted and semi-artficial planted pasture, regulating the proper stocking rate, preventing the infestation of toxic weeds, rodents and pest insects and fertilizing in improving the degraded pasture, black beach.