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Soil color: Quiz

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Question 1: Soil color often indicates ________ status and is used for determining hydric soils.
Water contentPorosityHydraulic conductivityWater well

Question 2: ________ - Natural Resources Conservation Service. http://soils.usda.gov/education/resources/k_12/lessons/color/. Retrieved 2007-11-25.
Economic Research ServiceUnited States Department of AgricultureUnited States Department of the InteriorNational Agricultural Statistics Service

Question 3: ________ - Natural Resources Conservation Service. http://soils.usda.gov/technical/technotes/note2.html. Retrieved 2007-11-25.
National Agricultural Statistics ServiceUnited States Department of AgricultureUnited States Department of the InteriorEconomic Research Service







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