"The collection of charts generally used with soils is a modified version of the collection appearing in the Munsell book of color and includes only that portion needed for soils, about one-fifth of ...
"It is recommended that you replace the book after two years of use"--Title page verso. Some of the charts are from 2009, color charts are 2013 production. siris_sil_1029690 ...
COLUMBIA, Mo. – A University of Missouri doctoral student has developed a technique that uses digital imaging of soil samples to take some of the guesswork out of wetland identification. Identifying ...
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