Unverified75% confidenceFactTime unknown
氨基寡糖素登记常见含量为0.5%-5%水剂，稀释倍数通常600-1000倍；壳寡糖叶面用浓度多为50-100mg/L；海藻提取物叶面肥有效海藻多糖含量高的产品原液深褐、无刺激性化学味
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75%
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Long-term
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