Canopy Cover
Definition
The percentage of the ground covered by a vertical projection of the outermost perimeter of the natural spread of the foliage of plants. Cannot exceed 100 percent (also called crown closure or crown cover).
Source
(IPCC. 2003. Good Practice Guidance for LULUCF - Glossary) http://www.fao.org/3/ap862e/ap862e00.pdf
