1. In the sod and peat layer, Total mercury of Carex lasiocarpa marsh> Carex meyeriana marsh> Calamagrostis angustifolia marsh, it was consistent with the seeper. 在草根层和泥炭层土壤中，总汞含量为毛果苔草沼泽＞乌拉苔草沼泽＞小叶樟沼泽，与积水条件一致；
2. Daqing Longfeng Marsh Nature Conservation Area locate in the hinterland of Songnen plain, it is representative bulrush marsh. 大庆龙风温地自然保护区处于松嫩平原腹地，为典型的芦苇沼泽湿地。
3. It is one of the indexes of the peat marsh nutrition level. It is a main restricted nutrient, influence the productivity of the marsh ecosystem directly. 氮素是泥炭沼泽营养水平的指标之一，是主要的限制性养分，直接影响着沼泽生态系统的生产力。
4. Second Beach, the same is a huge marsh. Xiufeng Ling Qi, such as the recumbent lion, dragon fly; vast marsh, Bi Ye Lian Bo, Xin dark fiber level. 二滩，同样是一个偌大的草滩。秀峰奇岭，如雄狮横卧，巨龙腾飞；茫茫草滩，碧野连波，暗馨纤级。
5. By analyzing the type of the low marsh land along the Huai River, the paper puts forward several types and management models of ecological development of low marsh land. 通过对沿淮低洼地类型的分析，提出适宜低洼地景观生态开发的几种类型和管理模式，提出应借助自然力，改变沿淮低洼地生态面貌的新思考：协调人与自然的和谐关系；
