TY - RPRT TI - NDVI, C3 and C4 production, and distributions in Great Plains grassland land cover classes AU - L.L. Tieszen AU - Bradley C. Reed AU - Norman B. Bliss AU - Bruce K. Wylie AU - Benjamin D. DeJong PY - 1997 DO - 10.1890/1051-0761(1997)007[0059:ncacpa]2.0.co;2 UR - https://pubs.usgs.gov/publication/70187045 ID - 70187045 ER -