It is thus recommended that the extent of promotion effect of the fermentation liquids on AMF be used as one of the indicators in evaluating sod culture crops under economic forests.
建议植物发酵液对AMF生长促进作用的程度可作为经济林下覆盖作物优良与否的评判标准之一。
The high-tech industry with significant characteristics of scale economics, high added value, and intense extrinsic economic effect plays a leading role on the promotion of industrial upgrading.
高技术产业规模经济特征明显、附加值高、外部经济效应强烈，在推动产业结构升级中起了主导作用；
The high-tech industry with significant characteristics of scale economics, high added value, and intense extrinsic economic effect plays a leading role on the promotion of industrial upgrading.
高技术产业规模经济特征明显、附加值高、外部经济效应强烈，在推动产业结构升级中起了主导作用；
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