1.Scientific fertilizer consumption is divided into two large groups. First, chemical fertilizer that contains the elements of the main plant include Nitrogen,Phosphorus and Potassium which are used consecutively for a long time to make the soil is acid and make highly acidic soil to not suitable for agriculture. And the other factor,the cultivation of the wrong way makes the soil was born to worsen.
2.The use of pesticides
Chemical decomposition has been slow to residues in soil caused soil pollution.
3.Release the wastewater from the production process
Most of the waste-water that comes from these processes will come to wash through the various chemicals in the industry.
4.Dumping
Most soil pollution caused by waste from chemical degradation which decompose difficult. if removal of garbage without knowledge, These wastes will accumulated in the soil and affect the soil pollution.then cause of soil pollution.