魚毒性 的英文怎麼說
中文拼音 [yúdúxìng]
魚毒性
英文
fish toxicity-
Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time
隨后以這幾種重金屬作為實驗毒物，以鯽魚為實驗動物，應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等，全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響，初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響，為制定漁業生產上預防性的管理措施提供科學依據，及時避免或減輕重金屬污染對水生生態系統造成的損害。Jimenez jj, bernal jl, novo m, et al. determination of rotenone residues in raw honey by solid - phase extraction and high - performance liquid chromatography [ j ]. j chromatogr a, 2000, 871 ( 1 ) : 67
李雲鵬，董兆君，王仕麗，等.重復注射魚藤酮對中樞多巴胺神經元的毒性作用[ j ] .第三軍醫大學學報， 2003 ， 25 （ 13 ） : 1123Water quality - determination of long term toxicity of substances to daphnia magna straus cladocera, crustacea
水質.對鮭魚的長期毒性的測定Study on the genotoxicity of organic extracts from fishpond water containing sewage
某魚塘養殖污水有機提取物的遺傳毒性The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury
研究內容主要有：廣州市河涌沉積物及底棲生物體內重金屬含量及評價；汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價；汞對劍尾魚鰓和肝臟中抗氧化系統的毒性，包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護作用；汞對劍尾魚組織生理毒性即：汞對na ~ + - k ~ + atpase活力的影響及硒的保護作用和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰原子吸收分光光度法測定了廣州市河涌沉積物和底棲生物中重金屬含量。Acute toxicological effects of sodium dodecyl sulfate on ctenopharyngodon idellus
對草魚急性毒性效應的研究The variety of the activity of na + / k + - atpase, ca2 + - atpase and sod by increase calcium concentration in the water, and the effects of cd2 +, estradiol - 17 and ca2 + on the lymphocyte proliferation from blood and head kidney of ctenopharyngodon idellus were also investigated the significance of this paper is that to research the toxicity of cadmium to the fish and to search the mechanism of the cadmium toxicity to the fish. and the protection of calcium on cd2 + toxicity
本論文研究了鎘對草魚的毒性作用，比較了在不同鈣濃度條件下，其鰓、肝臟、腦等組織中sod 、 na ~ + k ~ + ? atp酶、 ca ~ （ 2 + ） ? atp酶的活性變化規律以及鎘和17 ?雌二醇對草魚血液及頭腎淋巴細胞增殖的影響，評價鎘對魚類的毒害作用，探索鎘的毒害機理。The results showed that cycloprothrin and etofenprox and cypermethrin is highly toxic, moderate toxic and highly toxic to carp respectively
其結論如下：乙氰菊酯、醚菊酯、氯氰菊酯對鯉魚的急性毒性為分別為低毒、中毒和高毒。High concentration short - time impact examination showed that the impact of pyrethroid on carp is not severe when the case of concentration is not too high and time is not too long, most of the poisoned carp come back after the carp that exposured high concentration cycloprothrin were transferd to fresh water
高濃度短期沖擊試驗說明在擬除蟲菊酯濃度不太高，暴露時間不太長的情況下對鯉魚的毒性影響不大，受到高濃度擬除蟲菊酯暴露的鯉魚轉移到清水中后，大部分有一定中毒癥狀的魚體，都會逐漸恢復過來。All results indicated that cd2 + had obvious harm to the enzymes. the endogenous protective system could be induced in refained degree under the press, however, which came to weakening along with the aggravation of cadmium, adding to extrinsic calcium could enhance the activities of sod and atpase properly, so protecting the damage of cadmium to the fish
鎘對草魚酶系統有明顯的毒害作用，內源性保護系統的保護作用在受到脅迫后能夠在一定限度內被誘導加強，但防禦反應隨著重金屬離子毒害的加重而減弱，提高水中ca ~ （ 2 + ）濃度能夠適當增強體內酶的活性，對草魚的鎘毒性危害起保護作用。At the cadmium concentration of 2. 19mg / l and 4. 37mg / l, for 72h, the na + - k + - atpase activity of kidney tissues were decreased very significantly. the higher of the concentration of cadmium or the longer of the exposure the more the enzymic activity was decreased. the na + - k + - atpase activity of gill tissues were decreased but not significantly at the low concentratioin of cadmium
對na ~ + - k鍋離子對草魚魚種組織sod和atpase的影響及毒性研究atp酶的活性測定表明，與對照組相比， cd 》對草魚魚種鰓和腎的na k atp酶活性均有抑制作用，這種抑制作用隨著暴露時間的延長而加強。Standard guide for measurement of behavior during fish toxicity tests
魚類毒性試驗過程中特性測量的標準導則Some restaurants at dameisha beach resort were found serving pufferfish dishes, the daily sunshine reported
據晶報報道，我市大梅沙等區域有部分餐廳違法經營含有毒性的河豚魚。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。Toxicity of salinity and alkalinity to lateolabrax japonicus fingerlings
鹽度與堿度對花鱸幼魚的毒性研究Acute toxicity and bio - concentration of fluoroglycofen - ethyl to brachydonio rerio
乙羧氟草醚對斑馬魚的急性毒性和生物富集性研究Toxicity effeet of leguo on fish
有機磷農藥樂果對魚類的毒性影響The annual yield of grass carp covers 20 % in total output of the fresh water fish, which is fast growing and tastes delicious, besides, the forages of grass carp are various, with a lower cost of raising, however, at present, the serious diseaes of grass carp results in a lower survival rate 10 - 15 %, which cause more then billions yuan economic losses per year to the fresh water cultiuation, especially, hemorrhagic virus of carp lasts for a long period of time and features a high death rate, therefore, it " s a woed - wide problem for the aquacultural scientific researchers to discover an effective settlement, which is still under the discussion
其生長快、飼料來源廣、飼養成本低和肉味鮮美。但草魚病害多，危害嚴重，目前草魚由苗種養至成魚的成活率僅為10 - 15 ，每年給我國淡水養殖業造成數億元經濟損失。特別是病毒性的草魚出血病，流行季節長，發病死亡率高，因此，對草魚出血病的有效防治一直是世界各國水產科學工作者艱苦探索而又未能找到理想解決辦法的世界性難題。Acute toxic effect of three pesticides - trichlophonus, the mixture of cupri sulf
三種常用魚藥對寬體金線蛭的急性毒性作用Studies on the acute toxicity of the five kinds of herbicides to silver carp
5種除草劑對白鰱魚種急性毒性試驗分享友人