The major ecological distribution of micro-organisms in non-rhizosphere and rhizosphere soil of reed, Typha and Scirpus were studied in this paper.

研究了河北衡水湖湿地芦苇、长苞香蒲、水葱的根际与非根际土壤中．主要微生物类群的数量分布。

youdao

However, the density and number of flowering tillers per square meter for Spartina alterniflora were significantly lower than those of Scirpus mariqueter.

海三棱藨草的密度和单位面积结实枝条数显著大于互花米草。

youdao

Height and density of Scirpus yagara Ohw in different water depth showed that the water depth endurance of Scirpus yagara Ohw was not strong, and it growed and germinated better in shallow water.

荆三棱在不同水深区域的生长高度与密度表明荆三棱对水深的耐受性不强，更适合于在浅水域生长。

youdao