本文观察到酚酸类化合物分子中的酚羟基对土壤中氮硝化有关的微生物及酶具有毒性作用，是抑制土壤中氮硝化作用的主要影响基团。
It is observed that phenolic group in phenolic acids appeared toxic to microbials and enzymes, and was main group to effect inhibition of nitrification.
大气中的一氧化二氮污染通常由纤维和其他有机物质的硝化作用产生。
Nitrous oxide pollution of the atmosphere occurs usually from the nitration of cellulose and other organic materials.
结果表明，石灰氮对硝化作用有明显的抑制效应，并能抑制脲酶活性，延缓尿素水解。
The results showed that the effect of lime-nitrogen on the inhibition of nitrification is obvious, and it inhibited urease activity and decreased the hydrolytic rate of urea.
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