土壤酶活性

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.

采用盆栽和田间试验的方法就蔬菜专用缓释肥对辣椒、茄子产量、品质、肥料利用率及土壤酶活性、有机质和NPK养分含量等方面的影响进行研究。

In addition , pot experiments and field experiments were conducted to study the effects of vegetables slow-release fertilizer on yield and quality of pepper , eggplant . Fertilizer use efficiency and soil enzyme activity , the influence of organic matter and nutrient content of soil were also affected .

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

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 .

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

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

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 .

不同浓度Cd、Pb处理，壤土中的土壤酶活性较高，粘土次之，砂土最低。

With the treatments of different concentrations of Cd and Pb , the soil enzyme activity was much higher in loam , less in clay , and the lowest in sandy soil .

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 .

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 .

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 .

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 .

本研究结果显示转基因棉花主要在棉花生长的花期和铃期土壤酶活性及微生物群落多样性较常规棉存在差异，但转Chi+Glu基因棉与转Bt棉无明显差异，因此可以安全种植。

The results also showed that in terms of the soil enzymatic activity and microbe population diversity , the transgenic cotton indicated some differences compared to un-transgenic primarily in the stage of flowering and squaring , although the Chi + Glu cotton and Bt cotton had no significant differences .

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 .

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 .

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 ;

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

砷和铅对土壤酶活性的影响

Effects of as and Pb on the enzymatic activities in soils

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

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

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

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 .

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

噻唑膦对冬暖式大棚土壤酶活性的影响

Effects of Fosthiazate on Activity of Soil Enzymes in Vegetable Greenhouse

果园土壤酶活性差异明显。

There were obvious differences among soil enzymes activity in orchards .

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

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

不同施肥对日光温室西红柿菜地土壤酶活性的影响

Effect of different fertilization on soil enzymatic activity of tomato in greenhouse

土壤酶活性对生态环境的响应研究进展

Advance on Response of Soil Enzyme Activity to Ecological Environment

豆科牧草对土壤酶活性及肥力影响研究

Effect of fertility and activity of soil enzymes on legume