赤城县姚家湾乡在开展人工造林的同时,大搞封山育林,经过六年不懈努力,绿化面积达到72％。经河北省林勘院检查验收,封育成效全部达标。该乡地处深山区,总控制面积15.7万亩。山多坡陡,植被稀疏。过去春季十年九旱,雨季洪水成灾,水土流失严重。从1984年开始乡政府本着“封育为主,营造为辅,宜封则封,宜造则造”的原则封山育林3.2万亩,人工造林3.1万亩。如今大部分荒山已经草木丛生,郁郁成林,加上原有林地,绿化面积已达11.3万亩,占总控制面积的72％,对改善生态环境,控制水土流失和涵养水源起到了明显作用。1989年遭到40年不遇的大旱,各种作物长 Akagi Yaojiawan Township in carrying out afforestation at the same time, engage in closing hillsides afforestation, after six years of unremitting efforts, afforestation area reached 72%. Inspection and acceptance by the Hebei Institute of Forest Survey, sealing all achieved compliance. The township is located in the mountains, the total control area of ​​157000 mu. Mountain slope steep, sparse vegetation. In the past ten years in the past nine dry seasons, flooding in the monsoon season has caused serious soil erosion. Beginning in 1984, the township government closed 32,000 mu of afforestation and 31,000 mu of afforestation on the principle of "enclosure was the main task, supplemented by construction, sealed and sealed. Nowadays, most of the barren hills are already covered with trees and lush forests. Together with the original forest land, the greening area has reached 113,000 mu, accounting for 72% of the total control area. It has played a significant role in improving the ecological environment, controlling soil erosion and water conservation. In 1989, it suffered a severe drought of 40 years, with a variety of crops