单性
- unisexuality
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这些生物体通过单性生殖进行繁殖。
These organisms reproduce parthenogenetically .
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单性别教育对女孩好吗?
Is single-sex education good for girls ?
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对重要术语没有定义:如单性生殖技术、基因修饰技术等。
No definition of terminologies : parthenogenetic reproduction technique , gene modification technique .
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萘乙酸(NAA)促进南瓜单性结实初探
The Initial Study on NAA Promotes Parthenocarpy of Pumpkin
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单性结实和自花结实柑橘果实发育过程中IAA、ZR和GA3含量的变化
Changes in Concentrations of IAA , ZR and GA_3 during Fruit Development of Parthenocarpic and Self-pollinated Citrus Cultivars
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家蚕单性生殖早期胚胎SSH文库的构建及其序列分析
SSH cDNA Library Construction and Sequence Analysis From the Autogenesis Early Embryo in the Silkworm , Bombyx mori
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但IAA对单性结实子房(幼果)早期发育似无明显作用。
It seemed that IAA played no significant part in the development of parthenocarpic ovaries of Satsuma mandarin .
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本文研究了峨眉拟单性木兰的群落特征、组培技术、嫁接技术、多酚氧化酶(PPO)活性和总酚含量。
This article studied the community characteristics , tissue culture , grafting , PPO activity and total phenols content .
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外源激素处理西瓜诱导单性结实的适宜时期为子房开花当天及花后1d,以微滴喷雾法于开花当天及花后1d各处理1次,可有效促进西瓜子房发育成正常商品无籽果实。
Exogenous hormones were sprayed in minute drop 1 time at flowering and after 1 day of blooming , respectively .
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相对而言,赤霉素(GA3)不能诱导单性结实,其对细胞分裂和细胞周期相关基因的表达作用也很小。
In comparison , GA3 had little effect on the induction of parthenocarpy and the transcripts of cell cycle-related genes .
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5日龄单性雌虫的RCI值为13.77±0.68;
RCI of 5-day-old female was 13.77 ± 0.68 ;
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以峨眉拟单性木兰嫩枝茎段为测试材料,研究多酚氧化酶(PPO)活性和总酚含量及其季节变化规律。
Taking burgeon and stem of Parakmeria omeiensis Cheng as test materials , polyphenol oxidase ( PPO ), total phenol content , and seasonal change law were studied .
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在~(60)Coγ射线引变蓖麻品系永283M2中,发现具有标志性状的单性雌株,即标志雌性系(简称标雌系)。
The castor line " Yong 283 M2 " , inducing by 60Co γ , was a female plant , which had marked character .
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罗汉果(SiraitiaGrosvenorii)是单性、雌雄异株的葫芦科球根多年生植物,是特产于我国南部的重要经济植物。
Luohanguo ( Siraitia grosvenorii ), a dioecious and perennial cucurbitaceae plant with root tubers , is an economically important species endemic to southern China .
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茄子D-10的单性结实性属于兼性单性结实,既由遗传基因控制同时又受环境调节影响。
D-10 is a kind of facultative parthenocarpy eggplant which expresses this characteristic under low temperature .
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通过基因工程诱导单性结实或特异表达种子切除的细胞毒素基因(Barnase)策略成为柑橘无核分子育种的主要手段。
Inducing parthenocarpy by genetic engineering and seed-ablated strategy by expressing the cytotoxin gene ( Barnase ) are the major methods of molecular breeding of seedless citrus .
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CPPU是一种新型植物生长调节剂,具有促进细胞分裂、促进座果、诱导单性结实等特点,在农业、园艺等领域有广泛的应用。
The CPPU is a kind of novel plant growth regulator which has higher activities in promoting cell division , fruit setting and inducing parthenocarpy .
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Daley博士领导了这项新的研究利用一系列的化学方法来处理单性细胞,从而促使未受精卵进行胚胎发育。
Daley of the Children 's Hospital of Boston , uses a procedure known as parthenogenesis in which a series of chemical treatments are used to encourage an unfertilized egg to begin embryonic development .
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而CPPU处理不仅座果率高达100%,而且促进果实的生长产生单性结实果。
CPPU not only showed high activity in inducing parthenocarpy , the parthenocarpy set was as high as100 % , but also promoted the fruit development .
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以茄子单性结实品系D-11和非单性结实品系S8为试材,研究了果实发育、营养成分变化与茄子单性结实的关系。
The experiment was carried out to investigate the relations of , nutrients change and parthenocarpy with the eggplant parthenocarpy line D-11 and non-parthenocarpy line S8 during fruit development .
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我们用最小范数二阶无偏估算法(MINQUE)来估算单性状的方差分量和性状间的协方差分量,通过设定参数的先验值为1(MINQUE(1))。
We used minimum norm quadratic unbiased estimation ( MINQUE ) methods with 1 for all prior components ( MINQUE ( 1 )) to estimate the variance components for single trait and covariance components between two traits .
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结果表明:玉米花序经过了无性、双性到单性的发育过程,在茎尖伸长和小穗原基突起时期,雄花序中内源iPAs、ZRs、GA3和ZEN含量最高并高于雌花序;
The results showed that the development of flowers of both sexes passed through asexual , bisexual and unisexual stages . The contents of iPAs , ZRs , GA 3 and ZEN in tassels were significantly higher than in ears during the elongation of meristem and spikelet initiation .
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结果表明,不同生态环境下,雌雄同株黄瓜单性结实性遗传均符合E-1-1模型,受2对加性-显性-上位性主基因+加性-显性多基因控制,存在基因型与环境互作效应。
The results showed that the interaction between genotype and environment was detected , and the inheritance of parthenocarpy in monoecious cucumber was fitted E-1-1 model , and controlled by two additive-dominant-epistatic major genes and additive-dominant polygenes under different eco-environments .
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影响番茄兼性单性结实及果实发育的因素
Study on Factors Affecting Facultative Parthenocarpy and Fruit Development in Tomato
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山楂单性结实现象及诱导方法的研究
Parthenocarpy or the Hawthorn Tree with Reference to the Induction Method
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例如在雌雄异株种类中仅仅存在单性。
Examples include dioecious species where only one sex is present .
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茄子子房内源激素含量与单性结实的关系
The Relationship between Endogenous Hormone and Parthenocarpy in the Eggplant Fruitlets
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番茄单性结实性的遗传效应和转育
Genetic effect of Parthenocarpy in tomato plants and new material creation
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黄瓜单性结实产量配合力和遗传分析
Combining Ability and Genetic Analysis of the Parthenocarpic Yield of Cucumber
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单性生殖动物的进化海带雄配子体单性生殖叶状体的特性
Properties of Monogenetic Thalli From Male Gametophytes of Laminaria japonica Aresch