当杉木与楠木叶凋落物混合分解时，土壤三大微生物数量以及微生物总量都明显增加；
The amount of three kinds of Microbe and the total amount of microbe were increased significantly when Chinese fir litter mixed-decomposed with Phoeba bournei litter.
固态白酒工艺要素按其功能和作用分为配料要素、环境要素和微生物要素三大类，各大类要素又分为若干子要素。
Technology elements of solid liquor are classified to three categories which are material ingredient, environmental and microorganism according to their functions.
通过室内培养试验，研究了仲丁灵对土壤中三大类微生物种群动态变化和土壤呼吸强度的影响。
Effects of butralin on 3 major groups of soil microorganism population and soil respiration intensity were studied with cultivation, closed or direct absorption methods in laboratory, respectively.
随着土层加深，三大类微生物数量减少，呈现自上而下逐渐减少的趋势。
Together with the soil layer's deepening, the quantities of the three major microbes are reducing, appearing a tendency of deeper soil layer, lower quantity of microbes.
三大类土壤微生物的组成比例相对稳定，不随季节变化而变化。
The ratio of three kinds of microbial communities was relatively stable in soil and did not change with season.
三大类土壤微生物的组成比例相对稳定，不随季节变化而变化。
The ratio of three kinds of microbial communities was relatively stable in soil and did not change with season.
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