Application Analysis of Chemization Technologies under the Conditions of Agricultural Intensive System

Chemization technologies of agriculture have positive effects on increasing the grain yield,improving the soil fertility,improving the quality of agricultural products and reducing loss caused by insects,weeds,and diseases of crops.Because of unreasonable use and other reasons,there are a few of negative effects on the ecological environment and resources by chemical fertilizer,insecticide,and plastic film and other agricultural materials.The applications of agricultural chemization technologies under the intensive system conditions were introduced.Its effects on the ecological environment and resources were analyzed.