前言草原是牧草和畜群的生态环境,是宝贵的自然资源,是畜牧业赖以生存和发展的基础。昭盟北部和东部是我国畜牧业基地之一,地处半干旱地区,牧场为沙质草地,是沙漠化和潜在沙漠化草场。这里气候干燥、降水少;下伏物质松散、风沙大且频繁;植被稀疏而联系脆弱,是科尔沁沙地自然条件最恶劣的地区。本区生态系统一旦遭到破坏,就难以扭转和恢复。 Foreword Prairie grass and herds ecological environment is a valuable natural resource, is the basis for the survival and development of animal husbandry. The northern and eastern part of Zhaomeng is one of the livestock husbandry bases in China. It is located in a semi-arid area and the pasture is sandy grassland, which is a pasture of desertification and potential desertification. Here the climate is dry, less precipitation; underlying material loose, large and frequent sandstorm; sparse vegetation and weak links, Horqin sandy land is the worst natural conditions. Once the ecosystem in this area is destroyed, it will be difficult to reverse and resume.