Reflectance measurements of soils in the laboratory: Standards and protocols

Iron Oxide Removal from Soils and Clays by a Dithionite-Citrate System Buffered with Sodium Bicarbonate

O. P. Mehra, M. L. Jackson · Clays and clay minerals (National Conference on Clays and Clay Minerals) · 1958 · 4.3K citations

Agriculture, Earth Sciences, Soil Sciences +17

Spectral signatures of particulate minerals in the visible and near infrared

Graham R. Hunt · Geophysics · 1977 · 1.3K citations

Natural Sciences, Earth Sciences, Mineralogy +16

Development of Reflectance Spectral Libraries for Characterization of Soil Properties

Keith Shepherd, Markus Walsh · Soil Science Society of America Journal · 2002 · 961 citations

Agriculture, Earth Sciences, Soil Sciences +17

USGS Digital Spectral Library splib06a

R. N. Clark, Gregg A. Swayze, Richard Wise et al. · Data series · 2007 · 880 citations

Natural Sciences, Earth Sciences, Geology +17

Global soil characterization with VNIR diffuse reflectance spectroscopy

David J. Brown, Keith Shepherd, Markus Walsh et al. · Geoderma · 2005 · 754 citations

Agriculture, Earth Sciences, Soil Sciences +14