枝条材积
According to difference of the root system morphology, low phosphorus condition made root radius and root volume reduced, while the ratio of root to shoot ( R/ S) increased.
从根系形态的差异来看,低磷胁迫下,根半径、根体积减小,根冠比增加;
How to make sales promotion policy scientifically so as to shoot the target of sales volume, to maximize the return on the investment of sales promotion becomes a question that business managers have to answer.
如何在整个市场营销的框架下科学的制定销售促销组合和销售促销策略去实现既定销售目标,如何最大限度的提高销售促销资金的投资回报成为企业决策者必须要面对的问题。
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