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- Abstrac t: The activities of four kinds of soil enzymes in turfs in different growth years was studied. 摘要: 通过对不同生长年限草坪土壤中4种土壤酶活性的分析,研究了草坪年限与土壤酶活性的关系。
- Abstract : The soil nutrient, soil microorganisms and soil enzyme activities of soil under five different stands in Alar were studied. 摘要 : 对塔里木河上游果林地和胡杨林地土壤养分、微生物数量和酶的活性变化进行了研究。
- Activities of soil enzymes 土壤酶活性
- All the indexes of the second generation in the soil microorganism quantity, biomass, biochemistry activity and the change of soil enzyme activity of P. massoniana under the same condition are higher than those of the first generation. 结果表明,二代马尾松林土壤微生物数量、微生物生物量碳强度、呼吸作用强度、硝化作用强度、蔗糖酶以及过氧化氢酶活性均高于一代马尾松林。
- The main factors with the most influence were urease and uratease activities by The Principal Component Analysis of soil enzymes. 对土壤酶活性进行主成分分析,发现起主要作用的是土壤脲酶和尿酸酶。
- The activities of five soil enzymes all increased under PSB or organic fertilizer applications, and the effect of organic fertilizer was more apparent than that of PSB. 光合细菌和有机肥对过氧化氢酶、脲酶、转化酶、碱性磷酸酶、蛋白酶等5种土壤酶活性均有明显促进作用,有机肥作用大于光合细菌。
- Effects of different plantations on the activity of soil enzymes and their kinetic characteristics in subtropical zone 亚热带不同人工林对土壤酶活性及其动力学特征的影响
- Ecological distributing of soil microorganisms and activity of Soil enzymes in vineyard green covering 生草葡萄园土壤微生物分布及土壤酶活性研究
- Effects of Applying Rapeseeds Cake in Different Soil on Activity of Soil Enzymes, Agriculture Characteristics of Tobacco Plants and Quality of Tobacco Leaf 烟田施用菜子饼肥对土壤酶活性及烟叶质量的影响
- The seasonal regularities of soil enzymatic activities(A horizon)are very evident, it depengdson the sorts of enzymes. 土壤酶活性(A层)的季节变化规律明显。 但不同的酶类,其变化规律不同。
- Fertilization could also increase soil enzyme activities, and soil urease and phosphatase activities could be used as the indicators of soil fertility. 施肥还可增加土壤酶活性,其中,土壤脲酶和磷酸酶活性可以作为衡量土壤肥力水平的指标。
- The overall differences of soil enzyme activities were significant, of which the proteinase and urease were the most significant. 土壤酶活性总体差异显著,其中差异明显的是蛋白酶和脲酶。
- The activities of soil Urease and Sucrase had no significant correlation with soil nutrient. 相关分析表明,高寒草甸的土壤酶活性与营养成分含量之间相关不显著。
- There are some clods of soil on the mat. 垫子上有些土块。
- In solonchak soils, the activity of the three soil enzymes in the rhizosphere is generally higher than in bulk soils while that in cultivated gray-desert soils are lower. 结果表明:过氧化氢酶、脲酶和蛋白酶在两种土壤的植物根际表现出相反的变化,荒漠盐土中,根际土3种酶的活性均高于非根际土;
- This kind of soil contains much alkali. 这种土壤含碱丰富。
- The disease shuts the boy off from most of the activities of normal children. 疾病使这个男孩不能参加正常孩子的大部分活动。
- It's rich there because of the fertility of soil. 因为土地肥沃,那儿很富裕。
- Clods of soil stuck to the spade. 土块黏在铁铲上。
- Keywords salt-alkali stress;halophytes;rhizosphere;saline-alkali soil;nutrition composition of soil;activity of soil enzyme; 盐碱胁迫;盐生植物;根际微环境;盐渍化土壤;土壤营养成分;土壤酶活性;
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 农业及相关产业增加值 - the added value of agriculture and related industries