Finally their relevant physiological indexes are determined. The result shows that rare earth nitrate of a certain concentration can improve the cold-resistance of rice seedlings.

结果表明，一定浓度的硝酸稀土可以提高早稻幼苗的抗冷性，这一结果比较符合生产实际。

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Nitrate of low concentration can interfere with adsorption of uranyl sulfate anion on anion-exchange resins because the anion-exchange resins have a stronger affinity for nitrate in uranium solution.

由于铀溶液中的硝酸根对阴离子交换树脂具有较强的亲合力，相当低的硝酸根就足以干扰硫酸铀酰离子的吸附。

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High levels of nitrate occur in the Midwest because of the heavy use of fertilizers.

因为大量使用化肥，中西部地区的硝酸盐含量很高。

《柯林斯英汉双解大词典》

The presence of nitrate in the water is predominantly a consequence of land management decisions and farming practice.

BBC: Thames archive reveals long nitrate rise

It means, for example, the benefits from the 1990s' introduction of Nitrate Vulnerable Zones (NVZs), which put controls on the application of manures to the land, cannot properly be assessed for at least another 15 years.

BBC: Thames archive reveals long nitrate rise

The area around the site of remains "very volatile" because of the presence of ammonium nitrate, according to Matt Cawthon, chief deputy sheriff of McLennan County.

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