西乡县1989年被国家林业部确定为长防林工程建设县,至1999年春,共投入资金554.4万元,投工350万个,投劳70.5万人。累计完成重点营造林面积71.73万亩,其中工程植苗造林18.37万亩、飞播造林23.84万亩,人工植播造林1.16万亩,低产林改造2.1万亩,封山育林21.61万亩,幼林抚育4.65万亩。年均造林7.2万亩,森林覆盖率由1989年 Xixiang County was identified as a long-term anti-forest project construction county by the State Forestry Administration in 1989. By the spring of 1999, a total of 5.544 million yuan was invested and 3.5 million workers were engaged in the project, contributing 705,000 people. The accumulated key planting area was 71.73 million mu including 18.37 million mu of plantation and afforestation, 238.4 thousand mu of aerial planting and afforestation, 11.6 thousand mu of artificial planting and afforestation, 2.1 million mu of low yield forest, 216.1 thousand mu afforestation and 46.5 thousand mu young nurture. The average annual afforestation 72000 mus, the forest coverage rate from 1989