今年全国将在13个省的174个县试点退耕还林,退耕面积34.33万公顷,相应安排荒山荒地人工种树种草11万公顷。退耕还林全面完成将需种苗400亿株,各地十分需要适合当地生 This year, the country will pilot the project of returning farmland to forestry in 174 counties in 13 provinces with a total area of ​​343,300 hectares planted and 110,000 hectares planted with trees and grass under barren hills and wastelands accordingly. The complete conversion of cropland to forestland will require 40 billion seedlings and all localities are in great need of being suitable for local students