The evaluated greenness value on each land-use polygon was transferred to a mean value that could be linked to the attribute table of a forest land-use thematic layer in the GIS database.

• 将绿度值转换成林地土地使用地理资讯层的一个主题栏位有利于造林成果监测及提供林地空间覆盖率的有利资讯。