Organic phosphorous pesticide wastewater is characteristic of high value of COD,strong toxicity,poor biodegradability,complicated constituents.Therefore,effective treatment of the wastewater is required before discharge.The biochemical treatment including pretreatment processes of adsorption,hydrolysis and coagulation sedimentation process,the chemical treatment processes such as conventional chemical oxidation,supercritical water oxidation,electrochemical oxidation,and photocatalytic oxidation,the physical...