...nzyme) 以游离态存在于土 壤溶液中或与土壤有机、矿质组分结合的 脱离了活细胞和死亡细胞的酶 土壤酶活性(soil enzyme activity)是指土壤中胞外酶催化 生物化学反应的能力。常以单位时间内单位土重的底物剩余 量或产物生成量表示，是衡量土壤肥力的重要指标。
基于152个网页-相关网页
土壤酶活性(Soil enzyme activities， SEA)是土壤生物活性的重要指标，土壤酶和土壤 微生物一起共同推动土壤的代谢过程。
基于48个网页-相关网页
盐胁迫下苯丙烯酸对黄瓜幼苗生长及根际土壤酶活性的影响_stmopen 关键词】: 苯丙烯酸 NaCl胁迫 土壤酶活性 黄瓜 [gap=1089]Keywords】: cinnamic acid,salt stress,soil enzymes,cucumber
基于18个网页-相关网页
...海盐生植物；养分；土壤酶活性 [gap=15139]Key words: rhizosphere; littoral halophyte; nutrient; soil enzymatic activity ...
基于18个网页-相关网页
The soil enzyme activity in Catalpa fargesiiland was increasing.
灰楸林地土壤酶活性动态变化为增大。
参考来源 - 秦岭典型林地土壤生物化学性质及其对人为干扰的响应The removal of herb and shrub layer in spruce plantation changed soil enzyme activities.
4.云杉人工林的草本层与灌木层去除使土壤酶活性变化存在较大的差异。
参考来源 - 川西亚高山云杉人工林层次去除对土壤微生物及酶活性的影响The diversity of soil enzymatic activity is very prominent. the enzymatic activity in the S5 woodland is upper which compares with others. that in S2 woodland is very lower.5.
5.六种植物群落中土壤酶活性具有显著的垂直分布特征。
参考来源 - 川西亚高山森林土壤微生物和酶活性分布特征研究Through correlative analysis,the soil enzyme activities were significantly positive related to soil active organic carbon content. And invertase activity with MBC and with DOC had the greatest correlative coefficient,however,the correlative coefficient of catalase activity and MBN were the greatest.
经相关分析表明,土壤酶活性与土壤活性有机碳表征指标间呈极显著正相关关系,其中蔗糖酶与MBC、DOC相关系数最高,过氧化氢酶活性与MBN的相关系数最高。
参考来源 - 小叶章湿地土壤酶活性分布特征及其与活性有机碳表征指标的关系The Hg shows the negative tendency for all the tested soil enzymatic activity. In the muddy tidal sediment-plant system,there also exist the relationship between the enzymatic activity and contentment of heavy metals in different segments of plants.
根际层土壤中的汞总体上对所测的土壤酶活性都具有一定的抑制趋势。
参考来源 - 长江口潮滩沉积物根际层中酶的活性与重金属行为特征研究·2,447,543篇论文数据，部分数据来源于NoteExpress
土壤酶活性主要受底物浓度变化的影响。
Soil enzyme activity was mostly affected by substrate concentration.
因此，土壤酶活性可以作为该土壤肥力的指标之一。
So enzyme activity could be used as an index for evaluation of tidal flat soil fertility.
湿季由于较好的水分条件，土壤酶活性较干季显著增加。
As good water condition in wet season, soil enzyme activity is more obviously than dry season.
应用推荐