Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleAssessing spatial and seasonal variations in grasslands with spectral reflectances from a helicopter platform.AuthorsWalthall, Charles L.; Middleton, Elizabeth M.PublicationJournal of Geophysical Research. Atmospheres, 1992, Vol 97, Issue D17, p18905ISSN2169-897XPublication typeArticleDOI10.1029/92JD00881