Using different media, we have enumerated the rhizosphere bacteria of wheat during various growth phases.
利用不同培养基测定了小麦不同生长阶段根际细菌的数量。
The invention determines basic culture medium the probiotic flora according to different animals and difference of growth phases thereof;
本发明根据不同的动物及其生长阶段的差异确定益生菌群基础培养基；
With change of rural households' income growth in different phases, the substance of problems on rural households' income and its structure has changed.
伴随农户收入增长的阶段性变化，农户收入结构和收入问题的性质也发生了变化。
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