The research is helpful to our understanding of effects of Vallisneria asiatica on the environment of water and the possible diurnal variation of phosphorus release in sediment.

• 试验结果为进一步研究沉水植物对水体中环境因子影响的日变化特征和影响机理,以及底泥磷释放可能存在的日变化具有一定的参考价值。