Normalized Difference Vegetation Index as an Estimator for Abundance and Quality of Avian Herbivore Forage in Arctic Alaska.Published in:Remote Sensing, 2017, v. 9, n. 12, p. 1234, doi. 10.3390/rs9121234By:Hogrefe, Kyle R.;Patil, Vijay P.;Ruthrauff, Daniel R.;Meixell, Brandt W.;Budde, Michael E.;Hupp, Jerry W.;Ward, David H.Publication type:Article