围栏封育在伊犁昭苏盆地退化草地生态恢复中的应用

目前新疆伊犁地区草地退化、生态环境恶化，严重影响到伊犁州区域的经济发展和生态安全。本文以伊犁昭苏盆地昭苏马场春秋草场围栏封育区为研究区，定量分析围栏封育技术对退化草场恢复作用及其机制，以期发现恢复程度与封育时间的相关关系。结果得出围栏封育后优良牧草增产幅度大，两年围栏分别比一年围栏和不围栏增产262．95kg/hm^2和7723．5kg/hm^2。围栏封育两年后的草地适做放牧利用，而围栏封育一年适做打草场利用。

The Round the Column to Seal Is Used in Deteriorated Grassland of YiLi Zhaosu Basin

Now the grassland is deteriorating and the nature disaster is multifarious that endanger the healthy of people and the economic development of the district seriously. This article related towards Zhaosu basin deteriorating grassland of spring and autumn for instauration to discover degree and time of its instauration. Result shows that after round the column to seal to teach the grassland production. Instead, two years round the column is different to compare with one year to round the column and not round the column to increase production. The grassland of round the column to seal of two years is used to pasture, but the grassland of round the column to seal of a year is used to cut and store for winter.