268 - CATION EXCHANGE CAPACITY

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CEC) by the sum of exchangeable basic cations plus exchangeable acidity (Espiau and Pedro, 1980); available P and ... For the “effective” cation exchange capacity three classes were considered: < 10.0 .... Bolton, J.,. Effects of potassium, magnesium and sodium fertilizers and lime on the yield and ... Gama, M.V.,. Potássio ...

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