TY - JA AU - Chapelle,E.W. AU - Kim,M.S. AU - McMurtrey III,J.E. TI - Ratio analysis of reflectance spectra(RARS): an algorithm for the remote estimation of the concentrations of chlorophyll A, chloorophyll b, and carotenoids in soybean leaves PY - 1992/// T2 - Remote Sensing of Environment ER -