荇菜

外源亚精胺缓解荇菜（Nymphoidespeltatum）Cr~（6+）毒害的生理研究

Toxic effects of Cr ~ ( 6 + ) on Nymphoides peltatum mitigated by exogenous spermidine

浮叶植物荇菜、莲分解过程中，化学需氧量、总氮浓度均要高于其他几种植物。

The concentrations of total nitrogen and chemical oxygen demand in containers with Nymphoides peltatum and Nelumbo nucifera were higher than other four plants .

Zn对荇菜叶片保护酶活性、渗透调节物质含量和Ca~（2+）定位分布的影响

Effect of Zn on protective enzymes activity , osmolytes content and ca ~ ( 2 + ) distribution in leaves of Nymphoides peltatum

外源亚精胺对荇菜抗Hg~（2+）胁迫能力的影响

Effects of Exogenous Spermidine on Resistance of Nymphoides peltatum to Hg ~ ( 2 + ) Stress

荇菜群落内共有13种植物，可归为5个生活型11个生长型，其物种组成较贫乏。

The community is composed of 13 plant species which belong to 5 life forms and 11 growth forms .

1998年夏季荇菜、菱种群覆盖面积分别达到围隔保护区总面积的14.3%和12.7%。

The cover area by species of Nymphoides peltata and Trapa sp. has taken up to 14.3 % and 12.7 % of the total enclosure area in the summer of 1998 , respectively .