【摘要】 研究表明，毛乌素沙区牧场防护林能够改善草地小气候，提高土壤肥力，防止草地退化沙化，改善草地植被，增加草地载畜能力。护牧林不仅能够提高家畜抗灾能力，而且能够提高家畜的商品率，可获得较高的经济效益。更多还原

【Abstract】 The results of study show that protective forest in rangeland in Maowusu sand zone can make better microclimate of the grassland,improve soil fertility,prevent deterioration and desertification of the grassland,make better plant cover,enhence carrying capacity of the grassland. It not only improve the powerfull ability against disaster,but also enhence commercial rate As a result,protective forest in rangeland can bring about higher economic benefit.更多还原