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安徽省和县无公害蔬菜示范区建立以来 ,为了切实加强技术保证措施。从土壤、大气、水质、肥料、农药使用、栽培等方面进行控制以提高蔬菜的品质 ,使其体内的农药残留量、重金属、硝酸盐、亚硝酸盐等有毒有害物质含量不超过规定的限量 ,从而达到无公害蔬菜标准。和县质量技术监
Anhui Province and County pollution-free vegetable demonstration area since its establishment, in order to effectively strengthen technical assurance measures. From the aspects of soil, atmosphere, water quality, fertilizers, pesticide use, cultivation and other aspects to control the quality of vegetables so that their pesticide residues, heavy metals, nitrates, nitrites and other toxic and harmful substances do not exceed the prescribed limits, So as to achieve pollution-free vegetable standards. And County Quality and Technical Supervision