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Clay Soil
Clay Soil: - Soil material containing more than 40 percent clay, less than 45 percent sand, and less than 40 percent silt. [Environmental Protection Agency] News archive for Clay Soil:: |
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Mongabay.com seeks to raise interest in and appreciation of wild lands and wildlife, while examining the impact of emerging trends in climate, technology, economics, and finance on conservation and development (more)
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