This standard specifies the objects, types, methods and periods of closure of mountains (sand) for afforestation, as well as the principle and technical requirements for the planning and design of closure of mountains (sand) for afforestation, enclosure operations, inspection and investigation of results, and file management. This standard is applicable to the closure of hills (sand) for afforestation in land suitable for forest, forest without standing trees, and sparse forest, as well as the enclosure and transformation of low-quality and low-efficiency forest land and shrub land.
GB/T 15163-2004 history
2018GB/T 15163-2018 Technical regulations for setting apart hills including sand area for tree growing
2004GB/T 15163-2004 Technical regulations for setting apart hills including sand area for tree growing
1994GB/T 15163-1994 Technical guidelines for setting apart hills (sand area)for tree growing