土壤酶

  • 网络soil enzyme
土壤酶土壤酶
  1. 大气CO2浓度升高对不同施氮土壤酶活性的影响

    Effects of elevated atmospheric CO_2 on soil enzyme activities at different nitrogen level

  2. 川南天然常绿阔叶林土壤酶活性特征及其对模拟N沉降的响应

    Soil enzyme activities and its response to simulated nitrogen deposition in an evergreen broad-leaved forest , southern Sichuan

  3. Cd胁迫对水稻根际土壤酶活和微生物的影响

    Effects of Cadmium Stress on Microbes and Enzyme Activity in Rice Rhizosphere Soil

  4. 土壤酶活性均在E(肥土比1:200)施肥量时发生明显变化,脲酶、中性磷酸酶和蔗糖酶活性急剧下降。

    Activity of urease , neutral phosphatase and invertase significantly decreased in the E ( 1:200 ) treatment .

  5. Cd、Zn、Pb单因素及复合污染对土壤酶活性的影响

    Effects of Single Element and Compound Pollution of Cd , Zn and Pb on Soil Enzyme Activities

  6. 种植转Bt基因水稻对土壤酶活性的影响

    Effect of transgenic Bt rice planting on soil enzyme activities

  7. 土壤酶的活性可以作为评价土壤肥力的重要指标,土壤酶对土壤中有机碳,N、P的转化起着重要的作用。

    The activities of enzymes of soil can be used to evaluate the soil fertility because soil enzymes have important actions in transformation of organic carbon , N and P in soil .

  8. kg-1.脲酶对Hg污染比转化酶敏感;有机质对土壤酶活性有一定的保护作用。

    Urease was more sensitive than invertase to Hg contamination , while organic matter had a protective effect on soil enzymes .

  9. 0.25和2.5μg·g-1单嘧磺隆在试验不同时期对土壤酶活性有轻微刺激作用或抑制作用。

    In the treatments of 0.25 and 2.5 μ g · g-1 , the activity of the enzymes were inhibited or increased during different period of test .

  10. 土壤酶作为土壤的主要代谢动力,是池塘底泥中物质流动交换重要部分,底泥酶活性对池塘水体环境的C、N、P、S等物质和能量循环有着重要作用。

    Soil enzymes plays an important role in the C , N , P , S or other substances and the energy cycles , is an important part of the material exchange in pond sediment , as the engine of the soil metabolism .

  11. Cd、Zn、Pb复合污染与各单因素的影响有较大差异,同时,Cd、Zn、Pb复合污染对4种土壤酶活性的影响效应亦不同。

    Effect of Cd , Zn and Pb single element on soil enzymes is different from that of Cd-Zn-Pb compound pollution . Meanwhile , influence of Cd-Zn-Pb compound pollution on the four soil enzymes is different too .

  12. 本文探讨了有效微生物(EM)处理老参地对土壤酶活性的影响。结果表明,用EM处理老参地,能显著提高土壤多酚氧化酶、土壤过氧化酶和过氧化物酶的活性;

    The effect of EM treatment on soil enzyme activity indicates that EM can apparently enhance soil enzyme activity such as polyphenol oxidase , catalase and peroxidase , Therefore soil bioactivity and fertility can be enhanced by EM.

  13. 而pH4.61的酸性土壤酶活性持续下降.溶液构象研究表明,pH值是通过改变酶的肽链构象、氨基酸残基微环境而影响其活性的。

    Whereas the activities tended to decrease continuously at pH4.61 . The study of conformation in solution indicated that pH affected the activities of enzyme by changing peptide chains conformation and microenvironment of amino-acid residues .

  14. 月柿根际土壤酶活性的垂直分布规律是:0~20cm土层最高,随土层的加深而逐渐降低。

    The regularity of vertical distribution of enzyme activity of persimmon root range soil is that it is the highest in 0 ~ 20cm depth of soil and varies gradually lower with deepening of soil .

  15. 研究证实,Ⅱ(70days)期间是土壤酶和微生物对土壤萘污染进行适应和调节的关键时期。

    Study confirmed that ,ⅱ( 70days ) period of soil enzymes and microbial contamination of soil naphthalene critical period of adaptation and adjustment .

  16. 从土壤酶活性的季节变化来看,表层土壤(0~10cm)土壤酶活性均表现出冬夏两季较低而春秋两季较高。

    The seasonal changes of surface soil ( 0 ~ 10cm ) enzyme activities under two control showed that the soil enzyme activities were higher in spring and autumn , lower in winter and summer . 5 .

  17. 采用BIOLOG碳素利用法、磷脂脂肪酸(PLFA)法和土壤酶活性测定等方法比较了三种水分条件(淹育、淹育晾干、非淹育)对水稻土微生物群落多样性及活性的影响。

    Influence of soil moisture regime ( non-flooding , flooding-drying , and flooding ) on microbial community diversity and activity was investigated by determining Biolog sole carbon source utilization pattern , phospholipid fatty acid ( PLFA ) profiles and enzyme activity indices .

  18. 退化森林生态系统的土壤酶活性特征;

    Measuring the activities of soil enzymes in degraded forest ecosystem ;

  19. 高低产毛竹林地土壤酶活性比较分析

    Analysis on enzyme activities of high-yield and low-yield Phyllostachys pubescens stands

  20. 砷和铅对土壤酶活性的影响

    Effects of as and Pb on the enzymatic activities in soils

  21. 十溴联苯醚对土壤酶活性及土壤呼吸强度的影响

    Effects of Decabromodiphenyl Ether on Enzyme Activities and Respiration in Soil

  22. 植被动态与土壤酶的关系;

    Exploring the interactive effects of vegetation dynamics and soil enzymes ;

  23. 不同森林植被下土壤酶活性研究

    Study on Enzymatic Activities of Soil under Different Types of Vegetation

  24. 云冷杉林土壤酶活性与土壤养分的研究

    Soil enzymes activities and soil nutrient of Picea and Abies forest

  25. 对该铅锌尾矿污染区土壤酶活性进行了测定。

    Soil enzymatic activities were determined in areas polluted by tailings .

  26. 喀斯特退化森林不同恢复阶段土壤酶活性研究

    Soil Enzyme Activity of Different Restoration Stages in Karst Degenerative Forest

  27. 天祝高寒草甸土壤酶活性分析

    The Activity of Some Soil Enzymes at Alpine Meadow in Tianzhu County

  28. 土壤酶是土壤中生化反应的催化剂。

    Soil enzymes were catalyst of biochemistry action of in soil environment .

  29. 土壤酶和土壤肥力关系的初探

    A Preliminary Discussion on the Relationship Between Soil Enzymes and Soil Fertility

  30. 酚酸化合物对土壤酶活性和土壤养分的影响

    The effect of added phenolic acids on soil enzyme activities and nutrients