Unverified85% confidenceDecision RuleTime unknown
纯腐叶土保水强但透气差,长期单用易板结沤根;建议按腐叶土:园土:珍珠岩(或粗砂)=5:3:2配比使用,喜湿植物可提高腐叶土比例至6成
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85%
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Long-term
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Unverified作为独立盆栽基质时纯蚓粪保水过强易板结积水烂根,正确用法是与椰糠/珍珠岩按1:3~1:5混配作土壤改良剂82% similarUnverified改善盆土板结烂根的标准方案:珍珠岩(排水)+泥炭/椰糠(保水保肥)+蛭石(保水)按约3:5:2混合,可通用于大多数观叶及多肉植物81% similarUnverified蛭石保水能力越强(大颗粒、高膨胀)越适合怕旱植物,但透气性相对下降;喜干燥或多肉植物应减少蛭石用量或改用珍珠岩替代79% similarUnverified珍珠岩粒径越大透气排水越强但保水保肥越差,两者不可兼得;耐旱多肉选粗粒(4-6mm)偏干爽,喜湿观叶植物选细粒(2-4mm)保水更好79% similarUnverified园艺种植用珍珠岩优选3-6mm粒径,粒径过细(<2mm)易随浇水粉化板结、失去透气性;粒径过粗(>8mm)保水保肥能力差、幼苗易缺水78% similar
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