榆林风沙区牧场防护林生态经济效益调查

Investigation on Eco economic Benefit of Protection Forest in Rangland in Yulin Sand Zone

榆林风沙区牧场防护林能有效地改善草地小气候 ,改善土壤结构 ,促进植被的生长发育 ,防止草地退化沙化 ,而且能为家畜提供良好的取食环境 ,提高家畜的抗灾能力 ,提高家畜的商品率 。

Investigation results showed that protection forest in rangeland in Yulin could improve the grassland and microclimate soil structure, promote vegetation development,prevent deterioration and desertification of the grassland, provide better environment for poultry feeding, increase the powerful ability of the animal against disaster,enhance conmercial rate of the animal, as a result bring about higher economic benefit.