The results of research showed that the net photosynthetic rate decreased under (overcast) and rainy days and that would increase when it was cleared up.

结果表明：连续阴雨环境使葡萄叶片净光合速率下降，转晴后净光合速率上升。

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Its net reproductive rate, the intrinsic rate of increase and the increment rate per unit were high, but its generation span and the time of double population size were low.

种群的净增殖率、内禀增长率及周限增长率较高，而种群的世代周期及加倍时间偏低；

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Among these problems, the most prominent is that the net income rate of increase of the farmers decline and there has stagnated.

这些问题中，最突出的是农民实际纯收入的增长速度出现了下降和滞缓。

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If you weighed the changes in ozone by the population distribution of the U.S., you get a net increase in the death rate and hospitalization rate due to ethanol.

NPR: Study Says Ethanol Pollution Could Rival Gas

The estimate is derived from the trend line shown in Exhibit 3.(4) Subtracting a 3.0% inflation rate would net a respectable 5.92% annual rate of real wealth increase.

FORBES: Why Stock Investors Should Root For Inflation

Although not included as an income tax rate increase, next year individuals will be reporting and including the new Net Investment Income (NII) tax (also known as the Medicare surtax) with their Form 1040.

FORBES: Tax Complexity, Confusion And Compliance