北京都市农业区复混肥料与有机肥料质量监测分析及对策

近年来通过对北京市复混肥料和有机肥料产品的连续抽查监测分析表明,北京复混肥料产品质量良好,合格率87.2%,不合格项目随机性较大,主要为养分含量、水分和水溶磷占有效磷百分率。有机肥料质量相对较差,合格率仅为24.5%,具有不合格项次多、所占比例大、单项超标程度或不达标程度较高的特点,不合格项主要为有机质、pH、总养分和水分,这与当前企业自身的生产技术水平、管理机制和监管力度等因素密切相关,并针对这些问题提出了相应的对策和建议。

Investigation on compound fertilizer and organic fertilizer qualities in Beijing metropolitan agricultural region and its countermeasures

By years of investigation and analysis of compound fertilizer and organic fertilizer qualities in Beijing metropolitan agricultural region,the quality status and problems of them were showed in the study.The quality of compound fertilizer was better than that of organic fertilizer in Beijing.Their product percent of pass was 87.2% and 24.5% respectively.Rejected items of compound fertilizer included the nutrition content,water content and the percentage of water soluble phosphorus to total available phospho...