在“农业学大寨”群众运动深入发展的大好形势下,广大贫、下中农和农业技术人员对磷细菌肥料的生产和应用,在一些地区已形成热潮。在进一步总结经验,摸索规律,把生产和应用提到更高水平的过程中,正确地掌握磷细菌肥料的质量测定方法是非常必要的。 Under the favorable development of the mass movement of “learning from Dazhai in agriculture”, the production and application of phosphorus bacteria and bacteria by the majority of poor, middle peasants and agricultural technicians have formed an upsurge in some areas. In further summing up experience, explore the law, the production and application of a higher level of the process, the correct understanding of phosphorus bacteria fertilizer quality determination method is very necessary.