柱头
- stigma;column capital;chapiter;column cap
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修饰基因的隐性突变可以消除柱头中的SI反应。
A recessive mutation of the modifier ( m ) gene eliminates the SI response in stigma .
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西瓜柱头乳突细胞分泌活动期间ATP酶活性超微结构定位
Ultrastructural Localization of Adenosine Triphosphatase Activity in Watermelon Stigma Papilla Cells During Secretion
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他们的床都各具特色;马克的床是张带球形黄铜柱头的铁家伙。
All their beds were distinctive ; Mac 's was an iron affair with brass knobs
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的柱头和雌蕊的失水速率均较低
Monterey 's transpiration of pistils and stigmas are lowest . Monterey
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海岛棉F1代柱头长度的遗传
Heredity of Stigma Length of the F_1 Generation of Sea Island Cotton
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西瓜柱头ATP酶活性及分泌活动研究
Secretion of ATPase and its activity in watermelon stigma
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Northern印迹四川大学博士学位论文表明,八氢番茄红素脱氢酶在番红花成熟组织中柱头、雄蕊的表达强于叶和茎。
Northern blot analysis showed higher expression level of PDS gene in the stigma and anther than in the leaf and stem .
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油菜CMS柱头亲和性的比较研究
The comparison of stigma compatibility on CMS in B.napus
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水稻柱头几个数量性状的研究与QTLs遗传定位分析
Stigma Several Quantitative Traits in Rice Research and QTLs Genetic Analysis
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以藏红花的药用部位&柱头为材料,构建cDNA文库,为后续工作提供平台。
Secondly , a cDNA library has been constructed from the saffron 's stigma that is the medical parts .
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用光学显微镜和电子显微镜研究了西瓜柱头结构、ATP酶活性和分泌活动。
Objective : Study the influence on rat brain edema and ATPase activity with cerebral ischemia reperfusion .
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EXCEL和DPS在柱头外露棉育种中的应用
Application of EXCEL and DPS in the Breeding of Cotton Germplasm with Stigma Showing
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KCl处理对百合柱头生理及结实的影响
Effects of KCl Stress on Physiology of Lilium Stigma and Seed Setting
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结果显示,磷酸化酶mRNA在柱头、花柱、子房壁以及维管束中大量表达,而胚珠中除合点部位外表达很弱。
Phosphorylase mRNA was substantially expressed in the stigma , style , ovary wall and vascular bundle , but weakly in ovular tissues except chalazal portion .
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结果表明:(1)大叶杨柱头表膜上存在ATP酶的定位沉淀,但ATP酶的活性随可授期的到来而活性增加;
The results show as follows : 1.Lead deposits which marked the ATPase activities were observed on the pellicle of stigmas .
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实验时,对仍处于花蕾期的柱头授粉(该系统易于研究),SI系统不起作用。
SI systems do not work if the stigma is pollinated experimentally when the flower is still in bud ( allowing easy study of the system ) .
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本研究以异9&3柱头外露棉为供体,将提取的基因组DNA通过花粉管通道法经微量注射导入受体抗虫棉707-1的胚囊内,在分离的群体中的田间筛选到柱头外露的转化植株。
Via pollen-tube pathway the genomic DNA of the open-bud cotton Yi 9-3 was introduced into the insect-resistant cotton 707-1 . The variant line with open-bud was obtained from their segregation generation .
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在多雨或非常湿润的条件下,即使有更多的不亲合的花粉萌发,但它们都会被阻止进入柱头,因此很明显,孢子体SI系统的相互作用并不是限制萌发的。
In wet or very humid conditions more incompatible pollen germinates , but this is stopped from penetrating , so the interaction is dearly not confined to germination .
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A20水稻三柱头性状表达和遗传初步研究
Genetics of Three Stigmas in Rice Line A20
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活体原位萌发在授粉1h后极个别的花粉粒开始萌发,4h后柱头上的花粉粒全部萌发。
At 4 hour after pollination of in situ pollen germination , all of the pollen grains on stigma were germination .
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NaCl处理后的柱头乳突细胞胼胝质含量的变化与亲和性变化有相同趋势。
The amount of callose in surface cells of the stigma and the incompatibility after treatment with NaCl solution tended to change in the same direction .
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孢子体SI中的花粉粒被柱头上细胞酶解而水合,这一步可以被抑制,因此可以通过并不充分的水合阻止花粉萌发。
Pollen grains in sporophytic SI hydrate by enzymic breakdown of cells on the stigma surface and this stage may be inhibited , so that pollen germination is stopped through insufficient hydration .
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能够在成熟花粉以及叶片、根、萼片和柱头中检测到GUS的高水平表达。
High level of GUS expression was detected in mature pollens as well as leaves , roots , sepals and stigmas .
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花粉达柱头后2h开始发芽,21h后分泌物明显。
Pollen germination reach on stigma after 2 h , and stigmatic secretion increased after 21 h.
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授粉后4~8h,花粉管经柱头组织伸向花柱的引导组织。
4 ~ 8 hours after pollination , pollen tubes extend into the transmitting tissue of the style through their stigmata .
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SRK位于覆盖整个柱头表面的细胞膜乳突细胞中。
SRK is located in the plasma membrane of the papillar cells that cover the stigmatic surface .
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本文报道了用大麦、油菜总DNA和玉米花粉匀浆处理授粉前后的小麦柱头导致后代性状变异的试验结果。
The present paper deals with a report on treating stigmas before or after pollination with exogenous DNA extracted from barley ( H. vulgare ) and rape ( B.napus ) and with pollen paste of maize to induce character variation in wheat .
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调控花粉与柱头亲和性,如S-locusF-box基因;
Pollen-stigma interactions , eg. S-locus F-box genes ;
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授粉后两周的座果率为83.3%,说明花药裂开前12h柱头容受性仍完全正常。
The rate of fruit set obtained was 83.3 % . It showed that stigma receptivity was still completely effective at 12 hours before anther dehiscence .
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几乎没有在水分胁迫和非胁迫两种条件下都检测到的QTL,暗示着干旱对颖花数和柱头外露率有严重的影响。
Few QTLs were detected under both water stress and non-stress condition , implying that drought had severe impact on the genetic behaviors of both spikelet number and stigma exsertion .