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研究生物固氮活性,国际公认的方法是乙炔还原法。采用气相色谱测定还原产物,以确定复合菌肥料的固氮活性。
To study biological nitrogen fixation activity, an internationally accepted method is the acetylene reduction method. The reduction product was determined by gas chromatography to determine the nitrogen fixation activity of the composite bacterial fertilizer.