退耕还林工程在建设和保护生态环境中起着极其重要的作用。安徽省自退耕还林工程实施以来,共有17市84个县均不同程度的参与到退耕还林工程建设中,截止到2009年,安徽省已完成退耕地造林面积330.86万亩,其中生态林建设面积305.6万亩,经济林建设面积25.26万亩;主要造林树种包括16类,淮北平原区造林树种为4类,江淮丘陵区为10类,沿江丘陵区为13类,皖南山区16类,大别山区为10类;杨树在造林中所占的比例为最大,达到145.66万亩;造林保存率均达到97.7%。 The Project of Returning Land for Farming to Forestry plays an extremely important role in building and protecting the ecological environment. Since the implementation of the project of returning the grain plots to forestry in Anhui Province, a total of 84 counties in 17 cities have participated in the project of returning farmland to forest to varying degrees. By 2009, Anhui Province has completed the construction of an area of ​​3.3086 million mu of afforested land, of which the ecological forest construction An area of ​​305.6 hectares, an area of ​​25.26 hectares of economic forest construction; the main afforestation species include 16 types, afforestation trees in Huaibei Plain area is 4 types, jianghuai hilly area is 10, hilly area is 13, Wannan mountain area 16, 10 categories; poplar in afforestation accounted for the largest proportion, reaching 1456600 acres; afforestation preservation rate reached 97.7%.