自养

zì yǎng
  • autotrophy;autotrophic nutrition;make its own food by photosynthesis or chemosynthesis;autrophism
自养自养
自养 [zì yǎng]
  • [autotrophic;make its own food by photosynthesis or chemosynthesis] 能自我营养;特指能利用二氧化碳或碳酸盐作为碳的唯一来源,能用简单的无机氮代谢合成--一般为绿色植物、某些化学自养细菌以及原生质;为了正常的代谢不需要特定的外界因素

自养[zì yǎng]
  1. 扦插分4个阶段即自养阶段、生根阶段、缓苗阶段、生长阶段。

    The cuttage included 4 stages ( autotrophy stage , rooting stage , transplanting seedling stage and growth stage ) .

  2. 水稻幼苗由异养向自养的过渡

    Transition from heterotrophic to autotrophic nutrition in Rice Seedling

  3. 除atp外,由这些自养生物进行的co2固定,需要还原的吡啶核苷酸。

    The fixation of CO2 carried out by these autotrophs , in addition to atp , requires reduced pyridine nucleotide .

  4. 硝化细菌是化能合成的自养生物。

    The nitrifying bacteria are chemosynthetic autotrophs .

  5. 与自养组相比,细胞N、P含量在碳源添加组中也有所降低。

    The cell nitrogen and phosphorus content also decreased in the groups supplemented these several typical carbon sources .

  6. 单级自养脱氮生物膜SBR工艺的启动研究

    Start-up Research of One-step Autotrophic Nitrogen Removal Process in SBR Biofilm Reactor

  7. CO2浓度和光合光量子通量密度对叶用甘薯组培苗光合自养和过氧化物酶活力的影响

    Effect of co_2 concentration and photosynthetic photo flux density on photoautotrophic capability and peroxidase activity of Ipomoea batatas Lam in vitro

  8. 而微囊藻作为一种自养的光合植物,其生长与水中的C源无关,与氮磷浓度有关。

    The growth of Microcystis aeruginosa ( as a sell nutrition plant ) had no relation with C resource but had a positive relation with N and P concentration .

  9. 在全水系范围内河流初级生产力(P)与群落呼吸(R)比值P/R均大于1,说明香溪河是一条以自养生产为主的河流。

    The ratio of gross primary productivity to community respiration was the highest in the first stream orders , which means autochthonous productivity was dominant in the river .

  10. 由于自养硝化作用在不同季节的发生,使得草甸草原土壤N2O的产生潜势也高、低起伏变化。

    The increasing and decreasing of N2O production potential result from the appearance of autotrophic nitrification in different growing period .

  11. 它是指在厌氧条件下由自养型ANAMMOX细菌将NH4+-N直接转化为N2。

    It is characterized of autotrophic ANAMMOX bacteria transferring NH4 + - N to N2 in anaerobic condition .

  12. 维生素E只能在光合自养植物中合成,人类的日常所需摄取白植物源性的食物或药物补充。

    Tocopherols can be synthesized only in photoautotrophy organisms , including plants and other oxygenic , photosynthetic organisms , and hence human everyday needs of vitamin E are derived from plant materials or supplementary nutritional drugs .

  13. 本课题主要考察了CANNED工艺(亚硝化/电化学生物反硝化全自养脱氮)电化学生物反硝化反应器的脱氮效能。

    In this paper , the nitrogen removal efficiency of bio-electrochemical denitrification part of CANNED ( Complete Autotrophic Nitrite-nitrification and Electrochemical Bio-denitrification Combined Process ) was studied .

  14. 许多微藻具有利用有机碳进行兼养和异养的能力,可以弥补自养培养光限制的不足,并且提高了EPA产量。

    Some microalgae can grow mixotrophically and heterotrophically on organic carbon , which can compensate for the light limitation of autotrophication , and also improve the EPA-yielding .

  15. LSS在结构和功能上可以分为自养单元和异养单元两部分。

    Y structure and function , BLSS can be divided into two parts : autotrophic unit and heterotrophic unit .

  16. Calvin循环是化能自养细菌同化CO2的主要途径.该循环大多数酶由cbb基因编码。

    CO_ 2 fixation in the chemoautotrophic bacteria occurs via the Calvin-Benson-Bassham cycle , and most of the enzymes of the cycle are encoded by cbb genes .

  17. 在高强混凝土中掺入含水率高的预湿轻质骨料(自养护剂),是一种加强低水胶比HPC养护的新方法。

    Mix pre-soaked and high moisture content lightweight aggregate ( autogenous curing agent ) in HPC , it is the new method that enhancement curing of low water / binder ratio HPC .

  18. 自养脱氮工艺是通过自养微生物的代谢实现氮从NH4+-N至N2的转化,整个过程不消耗有机碳源,尤其适合处理高氨氮、低碳氮比的废水。

    Autotrophic nitrogen removal process could realize the conversion of ammonium to denitrogen gas by autotrophic bacteria , and it particularly suitable to treat high Ammonium and low C / N ratio wastewaters .

  19. 通过分离鉴定或悬浮、附着生长培养等手段,发现能降解气相硫化物的主要是化能自养型和甲基营养型的微生物,它们能将硫化物定量地氧化为SO4~(2-)和CO2。

    On the bases of isolation and identification and with the help of batch or continuous suspended-growth and attach-growth culture , the microorganisms being able to degrade gaseous sulfide are mainly methylotrophy and chemoautotrophy which can oxidize sulfide to sulfate and carbon dioxide quantitatively .

  20. 乙酸的添加引起了光合与呼吸的立刻变化,与自养细胞相比,混养细胞的PSII和PSI的活性均受到破坏然后又缓慢恢复。

    Acetate addition induced an immediate response in photosynthesis and respiration . The activity of both PSII and PSI was impaired and then recovered compared with autotrophic cells .

  21. 两级串联反应器的平均表面负荷为NH+4N3~4g/(m2·d),总的全程自养脱氮率达70%左右。

    The average surface load of two reactors in series was NH + 4 N 3 ~ 4 g / ( m 2 · d ), and the general autotrophic ammonium removal efficiency was about 70 % .

  22. 原水中氨氮和亚硝氮的去除由化能自养的氨氧化细菌(AOB)和亚硝酸盐氧化细菌相继完成,其中由AOB完成的将氨转化为亚硝酸盐的过程是硝化反应的限速步骤。

    Nitrification is the process of converting ammonia to nitrate via nitrite and is catalyzed by aerobic chemoautotrophic ammonia-oxidizing bacteria ( AOB ) and nitrite-oxidizing bacteria .

  23. 试验结果表明:自养护高性能混凝土在自然养护条件下28d抗压强度可以达到标准养护条件下28d抗压强度;

    The result of test indicates : Compressive strength of the concrete with autogenous curing at 28 days under nature curing is as high as under standard curing .

  24. 目的对美国进口、广州自养beagle犬基因组中存在的微卫星结构进行分析,研究其群体的微卫星多态性,以此探索在分子水平上对作为实验动物的beagle犬进行检测。

    Objective In order to assess and verify the identity of beagle dogs bred in Guangzhou and from USA on molecular level , polymorphism of microsatellite loci of the beagle dog genome were analysed .

  25. HW-D3菌株有一定的自养能力,高浓度的毒死蜱会抑制HW-D3菌株的生长。

    HW-D3 had certain autotrophic ability and could be inhibited by high concentrations of chlorpyrifos .

  26. 这些菌株都具有在自养型培养基上生长的能力。从这些温泉中没有分离出Thermus。

    These strains possess the ability to grow on the autotrophic media , Thermus , an extremely thermophilic bacterium was not isolated from these hot springs .

  27. 利用严格无机化能自养型嗜热嗜酸菌(KY-2菌株)对低品位原生硫化铜矿进行柱浸试验研究。

    The column leaching experiments of the primary ore of copper sulfide with thermoacidophile , KY-2 strain , are conducted .

  28. 模拟结果表明,自养菌最大比增长速率μ^A、自养菌衰减系数bA是脱氮过程的灵敏性参数;底物最大发酵速率Qf是除磷过程的灵敏性参数。

    Results showed that autotrophic organisms maximum specific growth rate μ ^ A and decay rate b A were the sensitive parameters of denitrification and substrate maximum fermenting rate Q f was the sensitive parameter of biological phosphorus removal .

  29. 对自繁自养红腹锦鸡(Chrysolophuspictus)的卵、肌肉及羽毛的营养组成进行了测定,并对其氨基酸组成模型进行了比较。

    The nutrient composition of egg , muscle , feather of rearing golden pheasant ( Chrysolophus pictus ) is analysed , and their amino acid models are compared .

  30. 结果表明:30%含水量的灭菌土壤反接种培养,N2O的产生是以异养硝化/好氧反硝化作用为主,自养硝化作用对于N2O亦有贡献,后者产N2O量仅是前者的15.2%~47.2%;

    The results indicated that heterotrophic nitrification or aerobic denitrification was the main process producing N2O at 30 % WFPS . N2O emission from autotrophic nitrification only accounted for 15.2 % ~ 47.2 % of that from heterotrophic nitrification or aerobic denitrification .