In nitrate fertilizer sources, the contents of nitrogen and nitrate in maize were highest.

而以硝态氮肥为氮源时，玉米叶片硝态氮含量和全氮含量最高。

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He says farmers may be able to better control the amount of nitrate fertilizer they put on fields.

他说，农民们也许能够更好地控制他们投放到田地里的氮肥总量。

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Method for preparing phosphorus-potassium nitrate fertilizer by using waste water generated in synthetic process of 2, 4, 6-trichloropyrimidine.

利用2，4，6-三氯嘧啶合成过程中产生的废水制备硝酸磷钾肥的方法。

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Ammonium nitrate, a solid fertilizer composed of ammonia and nitrogen, is also a component of explosives widely used in mining.

CNN: 12 bodies recovered, 60 unaccounted for after Texas blast

Initial tests showed the device contained ammonium nitrate, the same volatile substance that sparked a massive explosion last month at a fertilizer distribution plant 110 miles north in West, Texas, said Austin fire Lt.

CNN: Austin bomb an amateur job or something more insidious?