水蚤 的英文怎麼說

中文拼音 [shuǐzǎo]
水蚤 英文
water flea水蚤幼蟲 zoea; zoaea
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : 名詞[動物學] (跳蚤) flea
  1. Standard methods for bioassay of daphnia magna straus

    大型水蚤測試標準方法
  2. See cyclops thrash

    看!水蚤落敗了
  3. Walter jumps all over the place like a water flea.

    瓦爾特跳來跳去,活象個水蚤
  4. Results as following : in the east china sea and the yellow sea, zooplankton showed higher diversity in the low latitude and warm species occurred mainly in the south of 31 n, five communities were distinguished by twinspan method, based on data of species composition and environmental factors. they are : i ) yellow sea neritic community ( f ) with indicator species of labidocera euchaeta in autumn and centropages mcmurrichi in spring ; ii ) yellow sea central community ( hc ) with indicator species of themisto gracilipes, calanus sinicus and euphausia pacifica, the latter two species occurred only in autumn ; iii ) east china sea continental shelf mixed water community ( k ) with indicator species such as rhincalanus cornutus and pterosagitta draco which were confined in waters with high temperature and salinity, iv ) yellow sea and east china sea mixed water community ( he ) and v ) east china sea inshore mixed water community ( m )

    根據twinspan等多元分析結果,比較各組群的浮遊動物種類組成和環境特徵,可將東、黃海浮遊動物群落分為5個,黃海沿岸群落( f ) ,指示種秋季為真刺唇角水蚤,春季為墨氏胸刺水蚤;黃海中部群落( hc ) ,指示種以細長腳蟲戎為主,秋季還有中華哲水蚤和太平洋磷蝦;東海外陸架高溫高鹽群落( k ) ,指示種為角錨哲水蚤、飛龍翼箭蟲等多種狹布型暖種類;黃東海交匯區群落( he )和東海近岸混合群落( m ) ,兩群落包含多種生態類型種類,其中溫帶近岸低鹽種在he中較多,廣布性暖種在m群落中較多。
  5. In this paper two - generation reproduction toxicity of fenvalerate, a - cypermethrin, chlorpyrifos, and triazophos was tested in a 21d period with water flea, daphnia magna, . the toxicity indicator included longevity, body length, days to first brood, days to first pregnancy, number of youth per female, intrinsic rate of natural increase ( r ), and number of broods per female. accordingly, the dose - response relations and relations between the chronic responses and enzyme levels were investigated

    為了確定水蚤體內生化指標與慢性毒害效應之間的關系,特別是在低濃度暴露狀態下生化指標改變的生物學意義,以便能更準確預測早期農藥對水蚤種群的潛在危害,本文以浙江省常用殺蟲劑氰戊菊酯、高效氯氰菊酯、三唑磷和毒死蜱進行了大型( d . magna )的急性和慢性毒性試驗(包括子代水蚤的恢復試驗) 。
  6. Centropages tenuiremis is a mainly dominant species in xiamen waters during winter - spring. there is a noticeable character in its life history, that in may and june, when the population of this species begin to reduce gradually, the females could produce diapause eggs with long spines on their surface to over summer - autumn ( from july to november )

    瘦尾胸刺水蚤( centropagestenuiremisthompsen & seott , 1903 )是廈門海區冬春季節的主要優勢種,其生活史中一個顯著的特點就是在種群數量逐漸減少的5 6月間,雌體會產出表面遍布長刺的滯育卵,以滯育形式度過不利其生長繁殖的夏秋季( 7 11月) 。
  7. With the temperature of sea area in situ, and the photoperiod during collecting samples, the two most important factors in inducing diapause, as the independent variable, whether the egg was in diapause ( or whether the female laid diapause eggs ) was regarded as the dependent variable, and the probabilistic equations of egg in diapause and female laying diapause eggs were established

    以採集雌體時海區的現場溫度和日照時間這兩個影響滯育發生的最基本因素作為自變量,以卵滯育與否或雌體產滯育卵與否為因變量,建立了瘦尾胸刺水蚤卵滯育(或雌體產滯育卵)的概率預測模型。
  8. Standard guide for conducting daphnia magna life - cycle toxicity tests

    水蚤屬magna進行生命周期毒性試驗的標準指南
  9. The effect of temperature and salinity on the survival of sinocalanus tenellus

    溫度和鹽度對細巧華哲水蚤存活率的影響
  10. Testing methods for determination of the inhibition of the mobility of daphnia by chemicals

    用化學物質抑制水蚤屬遷徙的效果的測定試驗方法
  11. Water quality - determination of chronic toxicity to ceriodaphnia dubia in 7 days - population growth inhibition test

    質. 7天內對網紋水蚤屬dubia慢性毒性的測定.種群生長抑制試驗
  12. Water quality - determination of chronic toxicity to daphnia magna strauss in 7 days - simplified population growth inhibition test

    質. 7天內對水蚤屬magna strauss慢性毒性的測定.種群生長抑制簡化試驗
  13. Insecticides entere the aquatic environment and impose side effects daphnia community so as to deteriorate aquatic environmet consequently

    生生物中無脊椎動物水蚤對殺蟲劑十分敏感,通過各種途徑進入體的殺蟲劑對水蚤種群造成影響進而引起質惡化。
  14. Water quality - determination of the inhibition of the mobility of daphnia magna strauss by polyelectrolytes in presence of organic carbon in the form of humic acids - acute toxicity test

    質.以腐殖酸形式存在的有機碳中的聚合電解質對水蚤運動性抑制的測定.急性毒性試驗
  15. The first stage is characterized by the body becoming bigger and more elongated than in the nauplius stage ; the head and thorax, however, remain unchanged. during this stage direct heat and light from the sun is detrimental to the development of the larvae. under direct sunlight they become deformed and are unable to absorb nutrients

    第一期,其形態特徵為體長比無節幼蟲期大而伸長,頭胸部與形態和前期同,此期最怕太陽直射,在太陽直射下,飼育的水蚤幼蟲眼幼蟲,身體彎曲成為畸形,不攝食。
  16. The effects of food concentration and diurnal photo period on the filtering and grazing rates a. pacific were discussed. the main results are showed as follows : 1. in the prawn cultivated pond, the year - round phytoplankton apparent growth rate ranged between 0. 181 ~ 1. 2888 d - 1

    主要分析了微型浮遊動物對浮游植物現存量和初級生產力的攝食壓力,微型浮遊動物的氨氮排泄率及其對初級生產力的貢獻,探討了實驗室條件下食物濃度和光周期對太平洋紡錘水蚤( acartiapacifica )濾食率和清濾率的影響。
  17. The seasonal variation in diel egg production in winter - spring with lower temperature of seawater the copepods tended to lay in night, while in summer with higher temperature of seawater they tended to lay in daytime. that is, it showed the seasonal variation in diel egg production of model

    晝夜產卵量的季節變化在溫度較低的冬春季廈門海區的瘦尾胸刺水蚤雌體趨于夜間產卵,而在溫度較高的夏季趨于日間產卵,呈現出季節性晝夜產卵模式。
  18. Vertical distribution of phytoplankton biomass and numerical abundance of calanus sinicus were investigated across the tidal fronts in the yellow sea, in october 2000 and may 2001. the abundance of calanus sinicus was higher at the frontal region than at the adjacent stratified and mixed areas while the chlorophyll - a concentration was highest in the stratified area or mixed area adjacent frontal region

    結果顯示中華哲水蚤豐度在海洋鋒區比其臨近兩側的混合區與層化區高;鋒區葉綠素a濃度低於其鄰近的層化區或混合區;葉綠素a濃度高值區通常位於鋒區鄰近的層化區或混合區一側。
  19. By combining with the simulation result of the vertical circulation structure, we propose that the factors induced the distribution difference of calanus sinicus and chlorophyll - a concentration not only include the grazing activities, vertical circulation structure at the fronts also plays an important role. the circulation of bohai sea in spring is examined to provide a reliable physical environment for biological model

    首次抽出黃海海洋鋒區的垂向環流結構有利於中華哲水蚤在鋒區的聚集,葉綠素a濃度高值區偏離鋒區也與鋒區上升流結構密切相關,模型研究中首先對渤海環流的物理機制進行了研究。
  20. Using the seawater dilution technique, microzooplankion grazing impact on phytoplankton was experimentally studied in xiamen prawn cultivated pond and xiamen west harbor. copepod gut pigment contents were measured and the feeding of acartia pacme was studied. the grazing pressure of microzooplankton on phytoplankton and its excretion of nitrogen derived from phytoplankton were estimated

    2000 - 2002年,在廈門杏林蝦池和廈門西港採用海稀釋法進行了微型浮遊動物對浮游植物攝食壓力的研究,測定了廈門西港不同體長組浮遊橈足類的腸色素並在實驗室進行了太平洋紡錘水蚤攝食實驗。
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