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弄清楚了以添加有尿素、酵母或麦芽的泥炭为主制取的生物活性制剂的化学组成,也研究了制剂氨基酸的数量及质量组成和含氮添加剂对其的影响。
The chemical composition of the bioactive preparations prepared mainly from peat supplemented with urea, yeast or malt was clarified. The quantity and quality of the amino acids and the influence of nitrogenous additives were also studied.