[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

赤玉土的CEC(阳离子交换量)约20-30meq/100g,吸放湿能力强,硬质赤玉土使用2-3年不易崩解粉化,软质赤玉土通常1年内即崩解,长期养护应选硬质

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85%
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Long-term
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