English translation for "苗龄"
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- age of seedling
seeding age
seedling age
Related Translations:
高炉炉龄: blast-furnace production campaign 芽孢苗: spore vaccinesporevaccine
- Example Sentences:
| 1. | Hypocotyls were excised from 7 , 11 and 30 days old aseptic seedling to transform under the same condition
分别研究了胡萝卜不同苗龄( 7d 、 lld 、 30d )的抗性愈伤形成率。 | | 2. | 2 . flooding inhibits the elongation of vetiver roots , and the younger seedlings were , the severer inhibition was
淹水对香根草根长有明显的抑制作用，苗龄越小淹水越深，抑制越强烈。 | | 3. | The induction rate , callus growth and anthocyanin accumulation of different explants isolated from the seedings in different age were compared for the selecting of rapid - growing and steadily - anthocyanin - accumulating lines
比较了来自不同苗龄的不同外植体愈伤组织诱导率、愈伤组织生长量及花色素苷含量。 | | 4. | Agobacterium tumefaciens strain a311 carrying the plant tranfer vector pb1121 , which contains the neomycin phosphotransferasell gene ( nptll ) and p - glucuronidase reporter gene ( gus ) both under the control of the camv 35s promoter , was used in the establishment of the genetic tranformation of white clover
选用苗龄4 5天的带柄子叶作为外植体，先将外植体预培2天，再与根癌农杆菌a311共培养3 4天后，转入附加有40mg l ~ ( - 1 )卡那霉素和400mg | | 5. | S . regeneration system of mustard hypocotyls and cotyledons of 4 days and leaves of 25 days were used as transformation materials , and ms as basic medium supplying different ba ^ naa and kt concentration , we got the optimum explant adventitious bud inducing medium ( ms + 6 - ba3 . 0mg / l + naa0 . 2 mg / l ) . among the three kinds of mustard explants . the cotyledons showed the highest adventitious bud regeneration capacity . and the regeneration capacity of leaf explantswas weaker . and the weakest of hypocotyls
芥菜高频再生体系的建立以4天左右的叶用和茎用芥菜子叶、下胚轴和25天苗龄的芥菜无菌苗的叶片为外植体，以ms为基本培养基，通过加入不同浓度和不同组合的ba 、 naa 、 kt ，筛选到了外植体不定芽分化的最适培养基( ms + ba3 . 0mg / l + naa0 . 1mg / l )及生根的最适培养基( ms + naa0 . 2mg / l ) 。 | | 6. | It showed that the induction efficiency of the resistant calli were the same among all explants of different age , but the embryos on the calli from explants of 7 days appeared earlier than those from explants 11 and 30 days . in order to compare the resistant calli induction efficiency , petioles and hypocotyls were excised from 30days aseptic seedlings to transform with pbinctbs under the same condition . the resistant calli induction efficiency of petioles was higher than those of hypocotyls . a more detailed analysis of the different types of explants showed that the number of pcr positive plants induced from petioles was higher than that from hypocotyls
在相同条件下的转化实验中，发现不同苗龄的外植体的抗性愈伤的诱导频率基本相同:还进一步研究了胡萝卜同一苗龄不同部位的抗性愈伤形成率，同时用3od苗龄(照光3周)的叶柄和下胚轴做转化实验，发现叶柄的抗性愈伤形成率高于下胚轴的抗性愈伤形成率，进一步的实验发现，由叶柄诱导的苗子的阳性率高于由下胚轴诱导的苗子的阳性率，此结果和pawlicki的结论是一致的。 | | 7. | The aim of this experiment was to show the characters that salt - alkaline mixed stress on plant and the correlativity between saline stress and alkaline stress . seedlings of sorghum ( changbang 128 ) were stressed with 28 kinds of mixed salt which were composed of nacl , na2so4 , nahco3 and na2co3 at various proportions and were different in salinity and alkalinity each other ( the range of total salt concentration 50 - 300mmol / l and ph 7 . 12 - 11 . 43 )
为揭示盐碱地中实际存在的混合盐碱胁迫对植物的胁迫作用特点以及盐胁迫与碱胁迫间的相关性，本实验以c _ 4植物高粱(昌棒128 )幼苗为研究对象，将nacl 、 na _ 2so _ 4 、 nahco _ 3及na _ 2co _ 3按不同比例混合并对苗龄四周的高粱幼苗进行混合盐碱胁迫处理。 | | 8. | ( 3 ) the optimal explant age for transformation was 6 or 7 day after aseptic germination of seeds . ( 4 ) development of non - transformated cell was inhibited completely by 100mg / l kan . ( 5 ) 500mg / l cb could avoid pollution of agrobacterium tumefaciens and had no distinct effects on the formation of callus and shoot regeneration . ( 6 ) the optimal co - cultural condition was 3 day on 28 in dark
以胡萝卜品种“改良黑田”为受体材料，以胡萝卜幼苗的下胚轴为外植体，建立了农杆菌介导法的胡萝卜转化体系，并对其中的种子消毒、激素水平、外植体的苗龄、选择压、共培养时间等关键步骤的条件进行了优化。 |
- Similar Words：
- "苗利" English translation, "苗立杰" English translation, "苗连进" English translation, "苗亮" English translation, "苗林" English translation, "苗灵" English translation, "苗岭白椒腊肉" English translation, "苗岭的早晨" English translation, "苗岭飞歌" English translation, "苗岭风雷" English translation
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