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 .

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 development of Schistosoma japonicum in unisexual and bisexual infections

单性感染及复性感染日本血吸虫发育的研究

A poisonous ornamental tropical African herb or tree ( Ricinus communis ) having palmately lobed leaves and unisexual flowers and yielding a seed oil of commercial and medicinal value .

一种有毒的观赏性非洲热带草本或木本植物（蓖麻蓖麻属），有掌状的裂片叶并 开 雌雄 异体的花，产一种有商业和医疗价值的种籽油。

AIM : To establish unisexual Schistosoma japonicum clone without using vertebrate host .

目的：尝试不使用脊椎动物宿主，在 钉螺 内建立日本血吸虫 单性克隆。

Any of several evergreen species of the genus Zamia native to southern florida mexico and the West indies having compound leaves unisexual cones and conspicuously thickened underground stems that yield starch resembling arrowroot .

泽米任一种泽米属常绿植物，原产于美国佛罗里达、墨西哥及西印度群岛，生有复叶，开有 雌雄 异体的球状花朵， 其明显膨大的地下茎可制成类似竹竽粉的淀粉。

In order to learn more about the growth and development of unisexual vegetative cells of Porphyra haitanensis female and male vegetative tissues and cells of P.

研究采用雌雄营养组织块和营养细胞进行培养，以了解坛紫菜 单性营养细胞的生长发育情况。

Consecutive detections on CAb CAg and CIC levels of sera were carried out from 2 to 18 weeks after rabbits exposed to Schistosoma japonicum infection . Rabbits were divided into four groups and each group was infected with 10 or 50 unisexual or bisexual cercariae respectively .

本文对感染10条与50条单、双性血吸虫的4组家兔，在感染后 2&18wk，连续检测了血吸虫CAb、CAg及CIC水平，并与正常对照兔进行了对比。

Hazelnut is monoecious and unisexual flowers the proportion of female and male is very low which greatly affect its economic value .

榛子为 单性花，雌雄同株，雌雄比例非常低，严重影响其产量和经济效益。

White birch ( Betula platyphylla Suk . ) a monoecious species with unisexual flowers . It has certain value on landscaping building materials catering industry and pharmaceutical industry .

白桦（BetulaplatyphyllaSuk.），是雌雄同株的 单性花树种，在园林绿化，建筑材料，餐饮业及医药业等方面具有一定的应用价值。

In this paper we focus on the morphological transition from bisexual to unisexual flower development in A.altissima .

臭椿 单性花的形成是由于两性花中雌蕊原基的退化所造成，其机理有待于进一步研究。

Any of several fast-growing deciduous trees of the genus Populus having unisexual flowers borne in catkins . A wild mountain ash ( Pyrus decora ) of eastern North America .

美国鹅掌揪几种鹅掌楸属中快速成长的落叶乔木的一种， 其花为 单性穗状花花楸北美东部的一种野生花楸（装饰梨）

Any of various deciduous trees or shrubs of the genus betula native to the northern hemisphere and having unisexual flowers in catkins alternate simple toothed leaves and bark that often peels in thin papery layers .

桦一种桦属的落叶树木或灌木，生长于北半球，生有 柔荑花序，互生、单 茎齿状叶子的 单性花以及经常脱去薄如纸层的树皮。

Any of several submerged plants of the genus ceratophyllum forming branched masses in quiet water and having finely dissected whorled leaves and minute unisexual flowers .

角苔一种金鱼藻属的水下植物，在风平浪静时会形成纵横交错的树枝网，生有轮生的多裂叶，开极小的 单性花。

Prof. of Zoology : Kiss is the interchange of unisexual salivary bacteria .

动物学教授接吻是 雌雄 异体的唾液细菌交换。

Any of several deciduous trees of the genus Ostrya especially O.virginiana of eastern North America having unisexual flowers grouped in catkins and fruit clusters resembling hops .

一种铁木属落叶树木，尤指生长于北美东部的美洲铁木，有 单性花组成的柔荑花序和类似啤酒花藤的果实串。

Analysis on those of egg false negative showed that 82.93 % of persons were infected with unisexual worms and 17.03 % with 1 immature female worm and 1-4 male worms .

对粪检虫卵假阴性人群的分析显示，仅有 单性蛔虫寄生者（单雄或单雌）占82.93%，有1条未成熟雌虫和1～4条雄虫寄生者占 17.03%。

Plants having small unisexual flowers and fleshy or winged fruit : in some classifications includes the genera Ephedra and Welwitschia as well as Gnetum .

一植物科花小 单性果实肉质；在一些分类中包括麻黄属植物和千岁兰属以及买麻藤属。

Discuss the advantages and disadvantages of unisexual schools .

男女 分校的利与弊。

The flowers of H. bodinieri are unisexual . Floral Induction and Development in Phalaenopsis under Different Temperatures

温度对 蝴蝶兰成花诱导的研究初探

Other plants bear unisexual flowers with only stamens or carpels functional and others reproduce asexually .

其他植物 具 单性花，即只有一种功能性雌蕊或雄蕊。

South African herbs or subshrubs with usually yellow flowers . family of mostly woody dicotyledonous flowering plants with flowers often unisexual and often borne in catkins .

南非草本或灌木植物的一个属，常开黄花。大多数是木本双子叶开花植物，花为 单性且常有柔荑花。

Climbing herbs of southeastern Asia having thick fleshy oblong leaves and naked unisexual flowers : chinese evergreen .

亚洲东南部一种攀缘草本植物，具有厚的肉质椭圆形叶片和 雌雄 异体花；东方万年青。

In unisexual flowers some of the same genes are likely to be present and their expression is subject to hormonal and genetic control .

单性花可能存在部分花 发育基因，它们的表达受激素和遗传的调控。

There is an interaction with environmental conditions and sex expression can vary in plants with unisexual flowers .

花发育 基因和环境条件可相互作用， 单性花植物的性别表达可以发生变化。

No sperm reproductive unisexual reproductive and embryo cutting cloning techniques such as success has not dream .

无精子生殖、 单性生殖以及胚胎切割克隆等技术的成功已不是梦想。

Any of various deciduous trees or shrubs of the genus salix having usually narrow leaves unisexual flowers borne in catkins and strong lightweight wood .

柳树柳属的落叶树或灌木，叶子通常狭长， 柔荑 花序 内有 雌雄 同 蕊的花， 其木质结实且轻。

Our children are growing up in a world with educational toys and games that are unisexual and we do not impose stereotypical perceptions upon our youth .

在我们的孩子成长所处的世界里， 所有智力玩具和游戏 不再有 性别之 分。我们也不再强迫现在的年轻人接受原来那些陈腐的观念。

Any of various aquatic or wetland perennial plants of the genus sagittaria having arrowhead-shaped leaves and panicles of white unisexual flowers .

慈菇一种慈菇属水生或沼泽地生长的多年生植物，有箭头状叶子和白色的 雌雄 异花的圆锥花序。