未污染土壤 的英文怎麼說

中文拼音 [wèiwūrǎntǔrǎng]
未污染土壤 英文
uncontaminated soil
  • 未 : Ⅰ副詞1 （沒） did not; have not 2 （不） not Ⅱ名詞1 （地支的第八位） the eighth of the twelve ear...
  • 污 : Ⅰ名詞（臟水; 臟物） slops; sewage; dirt; filth Ⅱ動詞（弄臟） defile; dirty; smear Ⅲ形容詞1 （臟）...
  • 染 : Ⅰ動詞1 （用染料著色）dye 2 （感染） catch [contract] （a disease） 3 （沾染） acquire （a bad hab...
  • 壤 : 名詞1. （土壤） soil 2. （地） earth 3. （地區） area 4. （姓氏） a surname
  • 污染 : pollute; contaminate
  1. Taken two heavy metal contaminated soils in copper mine field of hongtoushan area and lead - zinc mine field of qingchengzi area as sampling sites, studied the abundance and diversity of amf community and the relation of which to ecological factors ; two experiments were managed by pot culture and four - compartments culture system with festuca. rubra and red clover as host plants inoculated with gintraradices, gmosseae and gcaledordinum to study the effect of different amf on the uptake and accumulation of heavy metal in cd contaminated soil and cu > zn - pk cd complex - contaminated soil

    採用盆栽、四室根箱培養的方法，研究了接種g . intraradicesg . mosseae和g . caledordinum在cd污染和cu 、 zn 、 pb 、 cd復合污染土壤中對紫羊茅、三葉草吸收、累積重金屬的影響，明確了叢枝菌根菌在重金屬污染土壤生物修復中的作用。主要結果如下： 1 、沈陽礦區重金屬污染土壤中，共發現叢枝菌根菌6個屬23個種，已鑒定22種， 1個未定種。
  2. Three phenanthrene - degrading bacteria were isolated from soil samples contaminated by oil, which are capable of using phenanthrene as sole carbon and energy sources, and were identified to be belonged to sphingomonas, strain zx4 as s. paucimobilis, strain zx6 as s. aromaticivorans and strain eva 17 not being identified to species, respectively, based on the results of physio - biochemical tests and the phylogenetical analyses of 16s rdna sequence

    實驗結果分述如下： 1 、本研究從石油污染土壤中分離到3株菲降解細菌（ zx4 、 zx6和eva17 ） ，它們都能以菲為唯一碳源和能源生長。經鑒定3菌株都歸于鞘氨醇單胞菌屬（ sphingomonas ） ，其中zx4菌株為少動鞘氨醇單胞菌（ sphingomonaspaucimobolis ） ， zx6菌株為溶芳烴鞘氨醇單胞菌（ sphingomonasaromatics ） ， eva17菌株比較獨特，尚未能鑒定到種。
  3. But there is no reports of the long term organophosphate pesticides contamination on soil microorganisms. more over, in general, the effect of pesticide on soil microbial communities has often been studied by conventional methods based either on cultivation techniques or on metabolic activities

    關于有機磷農藥長期污染對土壤微生物的影響還未見有報道，而且，一般研究殺蟲劑對土壤微生物的影響，都是採用傳統的分離培養或測定代謝活力的方法。
  4. This article gives a brief introduction of era methodology developed in america and europe, and reviews, current advances, existing problems and future trends in era research and development, hoping that through this effort development in era of polluted soils and establishment of risk - based soil environmental quality guidelines in china would be promoted

    本文介紹了歐美等發達國家當前使用的一些評估方法，評述了其研究進展，並提出了存在的問題和未來的發展趨勢，旨在推動我國污染土壤的生態風險評估研究，以及基於風險評估的土壤環境質量指導值與標準的建立。
  5. This paper introduces the principles, advantages, disadvantages, affecting factors and recent progress of phytoremediation and microbial remediation on pahs contaminated soil, and discusses the future research priorities of bioremediation

    摘要概括介紹了多環芳烴污染土壤的植物修復、微生物修復和植物微生物聯合修復的原理、優缺點、影響因素及國內外研究進展，並對生物修復的未來發展進行了展望。
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