营养期

yíng yǎng qī
  • vegetative period;trophophase
营养期营养期
营养期[yíng yǎng qī]
  1. 结果表明:营养期多次刈割利用模式下,甘蔗的再生性、干物质产量显著低于象草。

    The results show that mowing in vegetative period will make the regeneration and DM yield of sugarcane obviously lower than elephant grass .

  2. 前期仔鱼混合营养期短,仅2~3d。

    The mixed feeding stage of pre-larva is short , only 2-3 days .

  3. 通过Southern杂交的基因定位实验,证实了营养期杀虫蛋白基因并非位于染色体和环型质粒上;

    Using Southern blot of gene localization , vegetative insecticidal protein gene was determined neither on chromosome nor circle plasmids .

  4. 结果表明,膜状急纤虫休眠包囊与营养期的大核DNA结构存在显著的差异;两者的线粒体DNA结构也存在较大差异。

    These data suggest that there is variance in the structures of both macronuclear DNA and mitochondrial DNA in the resting cyst and the vegetative cells .

  5. 亲株和突变株的营养期RNA聚合酶(Rpase~(2)))在离体条件下能转录φe噬菌体DNA和Polyd(A-T)。

    The results of study by transcription in vitro suggest that vegetative RNA polymerase purified from mutant - 91 and respective parental strain respectively , could transcribe either phage DNA or poly d ( A-T ) .

  6. 同样温度条件下与鲤鱼的胚胎发育相比,出膜时间约推迟18~20h,鳔开始充气进入混合营养期约推迟38~40h。

    Compared with that of common carp under the same conditions , the embryonic development period delayed by 18 ~ 20 hours and that the time for bladder aired delayed by 38 ~ 40 hours .

  7. 黄颡鱼混合营养期的长短与温度有关。

    The period of mix nutrition has relationship with temperature .

  8. 绵羊对红豆草营养期青干草的采食率和消化率

    Intake Rate and Digestibility of Sainfoin Hay in Sheep Diet

  9. 苏云金杆菌营养期杀虫蛋白基因的克隆与表达研究

    Studies on Cloning and Expression of Vegetative Insecticidal Protein from Bacillus Thuringiensis

  10. 苏云金芽胞杆菌营养期杀虫蛋白基因特性分析

    Characteristic Analysis of Vegetative Insecticidal Protein Gene from Bacillus thuringiensis

  11. 短日照处理大豆营养期各阶段的效应

    The effects of short day treatment at different vegetative stages on Soybean Development

  12. 光补偿点刚从营养期到开花期呈升高趋势。

    Light compensation point is tending to rise from vegetative stage to flowering stage .

  13. 水分胁迫对夏枯草营养期生长和生理特性的影响

    Effect of water stress on physiological and growth charaters of Prunella vulgaris at the vegetative stage

  14. 不同生活型植物的平均密度均表现为:长营养期和短营养期的密度相对较大,乔灌类和多年生植物密度相对较小。

    Mean density expressed as : ephemerals and annuals with long period of nourishment have large density .

  15. 结果表明,营养期与有性生殖期无性系分株种群生物量差异不显著,但各构件生物量百分比差异显著。

    The results show that the difference of ramet population biomass between VP and RP is not significant .

  16. 孵化后5日龄开始进入后期仔鱼发育阶段,已属于外源性营养期。

    Larva developed into the postlarval stage starting from 5th day after hatching , which belonged to the exogenous nutrition stage .

  17. 采用蒽酮比色法对豆科5种牧草营养期组织中可溶性糖和淀粉的含量进行了测定及分析。

    Content of soluble sugar and starch ( CSSS ) in five species of herbage was studied by anthrone colorimetric analysis .

  18. 营养期杀虫蛋白是在苏云金芽胞杆菌营养期中发现的一种非晶体状胞外杀虫蛋白。

    Vegetative insecticidal protein ( VIP ) is a non-crystal and extracellular toxic protein discovered at the vegetative stage of Bacillus thuringiensis strain .

  19. 在20个不同血清型的23种菌株中,营养期杀虫蛋白基因的存在率为565%(1323)。

    Among the 23 strains of 20 serovars , the occurrence of vegetative insecticidal protein gene was 56.5 % ( 13 positive in 23 ) .

  20. 大麦在营养期非蛋白氮的含量最高,占粗蛋白质含量的30%&40%。

    The content of non protein nitrogen in crude protein is the highest at vegetative growth stage , which is about 30 % - 40 % .

  21. 从生活型来看,短命植物占53.76%,长营养期草本占22.58%,乔灌类占16.13%。

    In terms of life forms , ephemerals make up 53.76 % , herbage plant with long period of nourishment account for 22.58 % and arbor and shrub mahe up 16.13 % .

  22. 到果后营养期,灰绿生态型(0.8048、0.0303)逐渐超过黄绿生态型(0.7796、0.0258)。

    On the contrary , in the period of post-fruiting vegetation growth , the b value of grey-green ecotype ( 0.8048 and 0.0303 ) became bigger than that of yellow-green ecotype ( 0.7796 and 0.0258 ) .

  23. 多头绒泡菌具有复杂的生命周期,在营养期内它能够随意改变形态,构建连接食物源的原生质管道网络。

    The life cycle of Physarum polycephalum is complex . During the vegetative stage , the plasmodium of Physarum polycephalum is able to change shape , and construct a protoplasmic pipeline network of the food sources .

  24. 研究结果表明,在30±1℃条件下,从孵化出膜至2日龄,云斑尖塘鳢仔鱼处于内源营养期,以卵黄囊和油球作为仔鱼继续发育的营养物质来源。

    The results showed that from hatching to 2 days after hatching ( DAF ) at the temperature of 30 ± 1 ℃, the larvae were at the endogenous stage , consuming the yolk-sac for further development .

  25. 结果表明,史氏鲟仔鱼在内源营养期,消化酶活性变化的总趋势是随着消化道的逐步发育而逐渐增强,但随着不同消化组织器官的分化,各种酶活性变化有各自特点。

    The result showed that activities of the three enzymes were increased with the development of digestive tube and organs , and with the development of different tissues and organs , the change of various enzyme activities had its own features .

  26. 营养期细胞中,酸性磷酸酶反应颗粒分布在处于不同消化时期的食物泡或自噬泡内,在休眠期细胞中酶反应颗粒定位在自噬泡周缘;

    In the vegetative cells , the localization of the reaction particles of acid phosphatase ( ACPase ) was in the food vacuoles or the autophagic vacuoles of different stages , while in the resting they formed the vacuolar or spherical bodies .

  27. 本文以研究草木樨的饲用价值为目的,测定了河西地区不同生长期草木樨中粗蛋白和粗脂肪的含量,结果分别为:营养期20.59%,3.54%;

    The content of crude protein and crude fat of sweet clover during various growing stages in various areas in Hexi , Gansu , have been determined . The results of analysis showed that the content were 20.59 % , 3.54 % in the nutrient stage ;

  28. 同时P在杂交水稻体内的运移与水稻代谢和生长中心的转移密切相关,营养生长期P主要集中在茎、叶中;

    The transportation of P is significantly related with metabolism and growth centers of hybrid rice , too .

  29. 桔梗营养生长期N、P、K含量的变化

    Contents change of N , P , K during the vegetative growth in platycodon grandiflorum

  30. 重金属Ni对车前草的生长和发育有影响,延长了营养生长期一至两周;

    The stage of nutrition growth of Plantain was delayed .