小叶章
- 网络Deyeuxia angustifolia;Calamagrostis angustifolia
小叶章-
火烧当年小叶章湿地土壤表层pH略有上升，而火烧次年样地土壤pH变化不大。
The pH value of the soil increased slightly the same year after fire , but no obvious changes the next year after fire .
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小叶章群落不同水位梯度的季节动态曲线显示，除10和20cm的水位梯度，种群密度具有随着水位梯度的升高而降低的趋势。
Angustifolia communities , except at 10 and 20 cm water levels , the higher the water level , the lower the population density was . While in C.
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小叶章群落以小叶章为优势种，其重要值为50.8%。
Angustifolia community , with the important value 50.8 % .
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由表层至底层，小叶章湿地土壤中汞含量变化不大，水稻田及玉米地中汞含量变化较大。
From the top layer to the bottom , the Hg content in the soils changed little in D.augustifolia marsh , but varied greatly in corn field and lowland rice field .