soil urease

Influence of Soil Urease Activities on Nitrogen Conversion in Floodwater in Paddy Field

土壤脲酶活性对稻田田面水氮素转化的影响

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The activities of soil urease fluctuated with soil depth in both top and middle slope positions, but increased in the pattern of solar slope> lunar slope> fallow land at the slope bottom.

在坡顶和坡中部土壤剖面脲酶活性波动较大，在坡底为阳坡>阴坡>撂荒地。

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Similarily, the soil hydrogen peroxidase, urease and phosphatase activities were increased obviously.

显著增强土壤过氧化氢酶 、 酶和磷酸酶活性.

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Moderately halophilic bacteria that imposed on the A6 in soil urease activity were not obvious.

说明施加A6中度嗜盐菌对土壤中脲酶活性影响不明显。

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After fertilization of corn straw for 2 months, Soil saccharase, urease and catalase activities enhanced with the dosage increased, but changed a little when the usage beyond 1.2%.

4个月后，玉米秸用量为1.2%的处理土壤脲酶、蔗糖酶、过氧化氢酶活性最高。施用麦秸的处理土壤脲酶、蔗糖酶、过氧化氢酶活性均随用量增加而升高。

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Compost application increased the activity of sucrase, urease, phosphatase and proteinase, improved the soil biochemistry property.

堆肥可显著提高Cd污染土壤中脲酶、蔗糖酶、磷酸酶及蛋白酶的活性，改善土壤生化性质。

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The results show as the followings: Hg obviously inhibited soil urease activity and crop root activity under soil crop agricultural system;

结果表明，在土壤&植物体系中，汞对土壤脲酶和作物根系活力具有明显的抑制作用，且土壤脲酶和根系活力对汞的应答是一致的；

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Study on Urease Activity of Main Cultivated Soil in Guizhou

贵州主要耕作土壤的脲酶活性研究

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The activity of Soil urease, acidphosphotase and invertase weakened with increase of soil depth.

各林地土壤脲酶、酸酶和转化酶随着土壤剖面的加深,其活性减弱.

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There was little effect on soil urease and catalase activity for different peat levels.

但增施草炭对土壤中脲酶和过氧化氢酶影响较小.

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By simulating methods, the effect of ethanol on soil urease activity was studied systematically.

通过模拟方法, 较系统地研究了乙醇对土壤脲酶活性的影响.

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In autumn, soil actinomycetes was more closely related to soil insect community, and soil urease, soil total nitrogen were the key interaction factors of them.

秋季，土壤放线菌与土壤昆虫群落的联系更为密切，土壤脲酶、全氮是实现其相关性的关键因子。

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