[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

螯合铁选EDTA-Fe适用于土壤pH≤6.5的酸性环境,pH>6.5时EDTA会释放铁并被固定失效,此时应选DTPA-Fe(稳定至pH7.5)或EDDHA-Fe(稳定至pH9)

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