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Zenolith in granite I93 cut

Zenolith_in_granite_I93_cut.jpg Soil HorizonThumbnails"Measuring Soil Hydraulic Conductivity"Soil HorizonThumbnails"Measuring Soil Hydraulic Conductivity"Soil HorizonThumbnails"Measuring Soil Hydraulic Conductivity"Soil HorizonThumbnails"Measuring Soil Hydraulic Conductivity"