Question
A soil sample has a Cation Exchange Capacity (CE
- C of 20 cmol(+)/kg, of which the exchangeable bases (Ca² ⁺ , Mg² ⁺ , K ⁺ , Na ⁺ ) together occupy 15 cmol(+)/kg. What is the base saturation percentage of this soil, and how would it generally be rated in terms of fertility?
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