TONGHU WETLAND BIO-GEOCHEMISTRY EFFECT

Soil, including the bed soil, dominating the nutritious of the animal and plant, and the Tonghu Wetland is rich of the kind of soil. As the resource, storage, and warehouse of the nutritious of the animal and plant, play an important key role in the Wetland ec0logical function from the suitability and stability of the soil elements for the animal and plant. Due to the heavy pollution from the around factories, the pollutants run from the ambient river, channel into the lake Marsh, furthermore, the pollution idling accompanying with the constant irrigation which resulting the lost or collection of the nutritious elements to appear the severe toxic in some heavy metals, resulting the unbalance of the micro elements in the Marsh. The article briefly studies the distribution, transfer, and settlement of the soil element based on the analysis of the Water environment and the main soil element distribution from the Marsh Soil study and combine with the existed studies to give suggestion and recommendation for protection plan.