銅藻 的英文怎麼說
中文拼音 [tóngzǎo]
銅藻
英文
sargassum horneri-
The experimental results showed that in the condition of this experiment four algaecides all had strong removing rate on algae, and their removing rate increased with dose increasing, and decreased with algae density increasing. according to the removing rate on algae and cost value or so, the sequence of four algaecides from good to bad were potassium permanganate, copper sulfate, hydrogen peroxide and sodium hypochlorite. in the condition of this experiment, the suitable dose of potassium permanganate was 0. 8mg / l, the algal removing rate was beyond 90 % and the cost of this algaecide was only 0. 0068 / m3. the efficiency of algae removal by four algaecides for huanghe river water was studied. the results showed that the majority of huanghe river water was bacillaroiphyta, and the dominant genera was melosira, which reached 78 % ~ 94 %
結果表明,在實驗條件下,四種殺藻劑均具有一定的殺藻效果,藻類去除率均隨藥劑投量的增加而提高;原水藻類數量影響殺藻劑殺藻效果,四種殺藻劑的藻類去除率均隨原水藻類數量的增加而降低;通過殺藻效果、經濟性以及安全性等方面的綜合比較,對于以有毒藍藻為優勢藻屬的引灤水,四種殺藻劑的優劣程度從優到劣排序為:高錳酸鉀硫酸銅過氧化氫次氯酸鈉;在實驗條件下,高錳酸鉀適宜投加量為0 . 8mg l ,藻類去除率高於90 ,所需的藥劑費用僅為0 . 0068元m ~ 3 。The 3 bacteria showed algae - lysing effects on blue - green algae ( cyanobacteria ). they presented a broad algae - lysing range, i. e. they lysed plectonema boryanum iu594, nostoc sp. 96, anabaena sp. pcc595, phormidium foveolarum iu427, miorocystis aeruginosa, lyngbya ketzingii iu1547 tested
3株溶藻細菌分別能溶解鮑氏織線藻、念珠藻、魚腥藻、坑形席藻、銅綠微囊藻、鞘絲藻等多種藍藻,其液體溶藻的現象較固體溶藻的現象明顯。The leaves and stems of c. demersum l. may contain 137. 8mg / kg ( dry weight ) of copper, so it can be served as hyperaccumulators of copper
金魚藻體內富集的銅含量達到137 . 8mg kg (干基) ,符合超級銅積累植物的標準。Water fleas daphnia magna was fed both toxic alga microcystis aeruginosa ds and nontoxic alga m. aerztginosa 573 for 7 ~ 14 days under laboratory condition
摘要用銅綠微囊藻有毒株ds和無毒株573喂養大型? ,觀察微囊藻對蟲體的生長和繁殖的影響。The algae removing rate of four algaecides increased with dose increasing, and the sequence of four algaecides " removing rate on algae from high to low were potassium permanganate, sodium hypochlorite or copper sulfate and hydrogen peroxide. the suitable contact time of four algaecides was also given. the paper compared with the rate of algae removal by any one of three algaecides for two source water
結果表明,實驗期間,引黃水中藻類絕大多數為硅藻,優勢藻屬為硅藻門的直鏈藻屬,占藻類總數的78 94 ;四種殺藻劑的藻類去除率隨殺藻劑投加量的增加而提高,實驗條件下,四種殺藻劑的藻類去除率由大到小依次為:高錳酸鉀次氯酸鈉或硫酸銅過氧化氫。Adsorption of sodium alginate to cu2 in disposal water
海藻酸鈉吸附銅離子的研究And other three cyanobacterial species in laboratory condition. however, the sterilized decomposed rice straw treated with a sterilizer at temperature 121 for 15min has no such inhibition effect. this indicates that the microbes associated with the decomposing rice straw possibly play an important role in producing and releasing the algal inhibitors from the straw. fresh rice straw, without decomposing treatment, exhibited no efficiency of algal inhibition. the present study has proved that the rice straw may have great potential of application to the algal blooming control
研究證明在有氧條件下經過一個月以上降解的稻草對銅綠微囊藻等4種實驗室培養的藍藻具有明顯的生長抑制作用。然而,滅菌的降解稻草121 , 15min並沒有抑藻效果。這說明伴生微生物的降解作用對于稻草的抑藻因子的產生和釋放是必要的。A strain of bloom cyanobacterium ( blue - green alga ), microcystis aeruginosa, which dominated in an eutrophic pond, was isolated and purified for physiological study in laboratory conditions. various environment factors, like light, temperature, nutrient, cu2 +, ect were tested for growth and lexicological effects of m. aeruginosa
在純化培養的基礎上,我們開展了光照、溫度、營養鹽及cu ~ ( 2 + )對該銅綠微囊藻生長及毒理學影響的研究。光照、溫度及營養鹽對銅綠微囊藻生長影響1Sung - tao lee, fwu - long mi, yu - ju shen and shin - shing shyu, “ synthesis of chitosan - tripolyphosphate chelating resin and its adsorption properties for the treatment of copper ( ii ) irons, proceedings of the 21th roc polymer symposium ( 1998 )
糜福龍,李松濤,沈玉如,幾丁聚醣-藻醣酸與幾丁聚醣-三聚磷酸螯合型樹脂對二價銅離子吸附性質研究,第二十三屆廢水處理技術研討會( 1998 )We suspected that c. demersum l. was inadequate used as a single bioaccumulator. while c. caroliniana a. could tolerate the higher lever of cu2 +, it is advised to be a better selection to phytoremediation. when the two submerge macrophytes were planted together in cu2 + solution, the respective bcf of copper in two plants increased and the toleration of c. demersum l. was enhanced slightly
水盾草體內富集的銅含量可以達到61 . 0mg kg ;金魚藻對銅離子的耐性很低,且葉片受到銅脅迫時容易脫落,不適合作為銅濃度高的水體的生物修復植物,水盾草對銅離子的耐性較高,適合應用於含銅水體的生物修復;金魚藻和水盾草共同培養時,植物體內對銅的積累量有所增加,金魚藻對銅的耐性也略有提高。In the field of the phytoremediation of copper pollution, submerged macrophytes are focused less than the terrestrial plants. in this study, ceratophyllum demersum l. and cahomba caroliniana a. gray were used as the test plant. the following two aspects were investigated in vivo methods : 1 ) the toxicity effects of cu2 + on the three main antioxidant enzymes ( including cat, pod and sod ) of two submerged macrophytes were detected at different low doses and on the chronic exposure, in order to establish the dose - effect relationship and the time - effect relationship, and thereby acquire the toxicity threshold ; and 2 ) with two submerge macrophytes throng cultured individual or combined on the chronic exposure, it was found on the bcf of copper and the influence of interspecific relationships to the submerge macrophytes resistance or bioconcentration
本論文以兩種大型沉水植物金魚藻( c . demersuml . )和水盾草( c . carolinianaa . )為受試植物,從它們對水體中cu ~ ( 2 + )的生物富集作用和動態,以及cu ~ ( 2 + )對它們體內抗氧化酶的急性毒性效應和亞急性毒性效應兩方面進行了研究: 1 )通過體內暴露不同劑量的cu ~ ( 2 + ) ,探討cu ~ ( 2 + )對植物體內三種主要的抗氧化物酶( sod , pod , cat )的毒理效應,建立劑量?效應關系和時間?效應關系,以揭示沉水植物對cu ~ ( 2 + )的抗性機制; 2 )通過對金魚藻,水盾草單獨培養和共同培養的方式,分別研究了兩種沉水植物對cu ~ ( 2 + )的生物富集系數及其動態以及兩種植物的種間關系對富集銅和植物耐性的影響,綜合評價了兩種植物在銅污染水體的植物修復中的應用前景。A combined method was proposed i. e., to separate circulating water from washing ash - water and form closed circulating, make acid dipping of condenser copper pipe, add scale and corrosion inhibitor, and perform sterilization and filtration
針對此問題,提出了隔斷循環水與沖灰水的直接聯系,將循環水系統改為閉路循環,對凝汽器銅管進行酸洗,向循環水中添加緩蝕阻垢劑、殺菌滅藻劑和增設旁流過濾系統等辦法。4. the suitable temperatures for the growth of m. aeruginosa were from 28 to 33, and the most favorable temperature was 30
銅綠微囊藻生長適宜的光強范圍為: 3500lx 7000lx ,而最適光強大約為5000lx 。The results of changes in resistant and toxicological effects under cu2 + stress are as follows : 1. ranging from 10 - 2m to 10 - 5m, cu2 + presented inhibitory effect on the growth of m. aeruginosa, moreover, the greater the concentration of cu2 +, the more intensive the inhibitory effect on the growth of m. aeruginosa
銅綠微囊藻生長適宜的溫度范圍為: 28 33 ,而最適溫度大約為30 。 cu ~ ( 2 + )脅迫下銅綠微囊藻抗性及毒性的變化1Deproteinized from crude polysaccharide by adopting sevag method. through orthogonal test, we found that the best constitution for extracting polysaccharide from porphyridium aerugineum 755 were as follow : alcohol concentration was 50 %, alcohol volume was 3 - fold time, percolation time was 1. 5h, the volume ratio of glycoprotein solution to sevag reagent was 1 : 2, time was 15min and sevag reagent was 4 : 1 between chloroform and butanol. the result also indicate that lactose and ( nh4 ) 2so4 were the best carbonic and nitrogen sources for polysaccharide respectively
研究結果表明,三種紫球藻的最佳提取工藝各不相同,銅綠紫球藻的最優提取工藝為乙醇濃度50 ,乙醇用量為3倍體積,醇沉時間為1 . 5小時;氯仿與正丁醇的比例4 : 1 ,樣液與sevag試劑的比例1 : 2 ,作用時間為15min ;由方差分析可得五種碳源和五種氮源對胞外多糖的影響不顯著,其中添加乳糖和( nh _ 4 ) _ 2so _ 4的培養基多糖產率最高,分別為37 . 296mg l和12 . 961mg l 。It was found that the safety concentrations of cd2 +, cu2 +, pb2 +, zn2 + for pavlova viridis are 0. 7777, 0. 1192, 3. 301, 0. 3548mg / l and 96 - h ec50 are 7. 777, 1. 192, 33. 01, 3. 548mg / l
其中,海洋綠色巴夫藻對銅離子的半效應濃度僅為1 . 192mg / l ,而對于鉛的ec50則達到33 . 01mg / l 。分享友人