Conclusion: Porphyra Polysaccharide in proper concentration can reinforce immune function in mice.

结论：适宜浓度的紫菜多糖具有增强小鼠免疫功能的效应。

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So the conclusion is that the proper concentration of tremella polysaccharide has the effect of antifatigue.

适宜浓度的银耳粗多糖对离体骨骼肌的疲劳具有延缓作用。

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Field studies also showed that proper concentration of polymers could effectively improve water supply and moisture holding capacity, so as to improve the survival rate of seedlings.

野外应用表明，适当浓度的保水剂可以有效提高土壤保水能力和供水能力，提高苗木根冠比和成活率。

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