农药污染指农药或其有害代谢物、降解物对环境和生物产生的污染。农药防治病虫施用后,一部分附着于植物体上,或渗入植物体内残留下来,使粮、菜、水果等受到污染;另一部分散落在土壤上或蒸发、散逸到空气中,或随雨水及农田排水流入河湖,污染水体和水生生物。农药残留通过大气、水体、土壤、食品,最终进入人体,影响到了人民的身体健康。沼液中又含有多种生物活性物 Pesticide pollution refers to pesticides or their harmful metabolites, degradation of the environment and biological pollution. Pest control after the application of pests and diseases, part of the attached to plants, or infiltration of plant residues, so that food, vegetables, fruits and other contaminated; the other part of the soil scattered or evaporated, dissipated into the air, or with rain and farmland Drainage flows into rivers and lakes, polluting water bodies and aquatic organisms. Pesticide residues through the atmosphere, water, soil, food, and ultimately into the human body, affecting people’s health. Biogas slurry also contains a variety of bioactives