Soil components and fertility improvement of added cultivated land

To understand the soil components of added cultivated land and its fertility in land consolidation, minerals, chemical components and their properties and pollutants of the land were analyzed. The results can be the basis of soil fertility improvement.The results show that the added lands are lack of available nitrogen, phosphorus, potassium and organic matter. It is necessary to improve the soil fertility. Solid wastes with lower cost are used to improve the soil fertility. The technique of the fertility improvement is simple and efficient.