Parameter Tree:
EARTH SCIENCE > LAND SURFACE > SURFACE RADIATIVE PROPERTIES > REFLECTANCE

Definition:
The ratio of reflected radiation to that of the incident radiation on
a surface. The suffix (-ance) implies a property of that particular
specimen surface.


Reference:
CCRS Remote Sensing Glossary
http://www.ccrs.nrcan.gc.ca/ccrs/eduref/ref/glosndxe.html