雌雄同株的
- 与 雌雄同株的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The cones are globose to ovoid, 1.5-2.5 cm in diameter with 16-28 scales, arranged in opposite pairs in four rows, each pair at right angles to the adjacent pair; they mature in about 8-9 months after pollination.
叶交互对生,在绿色脱落的侧生小枝上排成羽状二列,线形,柔软,几无柄,通常长1.3一2厘米,宽1.5一2毫米,上面中脉凹下,下面沿中脉两侧有4-8条气孔线,雌雄同株。
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Ginkgo is generally considered as dioecious although hermaphrodite trees were ever recorded which,but,could not be confirmed with facts.
50年代有人曾对被认为是雌雄同株的银杏进行过调查和报道,但对是否自然形成的真正雌雄同株难于定论。
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Flowers imperfect, the staminate and pistillate flowers borne on the same plant.
雌雄同株的 Monecious 不完全花,即雄花和雌花长在同一个植株上。
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Androdioecious Describing species in which there are two forms, one bearing only male flowers, the other bearing only hermaphrodite flowers (or occasionally bearing male and female flowers, i.e. MONOECIOUS).
雄花两性花异株的:同一种植物具有两种现象,一种只具有雄性花,另一种只具有两性花(有时也同时具有雌花和雄花,例如雌雄同株的)。
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Any of various monoecious plants of the genus Parietaria, having long, narrow leaves with hairy tufts at the base and apetalous flowers.
墙草属植物任一种雌雄同株的荨麻属植物,长有茎部带有毛簇的细长的叶子和无花瓣的花
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The reproductive systems consist of three types: Dioecious taxa is 83.33%, Synoecious is 13.89% while autoecious 2.78%.
4苔藓生殖系统多样性由3种类型组成,其中雌雄异株占总数的83.33%,雌雄同株异苞占总数的2.78%,雌雄同株同苞的种类仅占总数的13.89%。
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The sex ratio was changed in the direction them favors femaleness.
青萍也可经种子繁殖,它具有雌雄同株的单性花。
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Botany Having both stamens and pistils in the same flower; monoclinous.
雌雄同株的:雄蕊和雌蕊在同一朵花上的;雌雄同花的
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Mutualism is a relationship between individuals of different species that benefits all the partners. However, this interaction may also be described as mutual exploitation. The "host sanctions effect" predicts that the hosts punish partners that cheat by receiving benefits without paying for them. Fig trees and their fig-pollinating wasps constitute a mutualistic system with a mainly one-to-one relationship.
为验证榕树与其传粉榕小蜂这一严格的、一对一的互利共生系统中是否存在寄主惩罚效应,作者于2007年在云南省西双版纳热带植物园中对雌雄同株的垂叶榕仍进行了单果放蜂实验。
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According to cytology, biology, oil chemical characteristic and castor-oil plant's physical and chemical properties, it surveys both domestic and international research on the progress and development of castor-oil plant hereditary improvement, hybrid vigour utilization and comprehensive utilization.
研究立足于蓖麻遗传多样性及其植物质能的综合利用潜势,根据蓖麻雌雄同株的细胞学、生物学和油脂化学特性和毒蛋白的物化性质,综述国内外有关蓖麻生物学、遗传育种、杂种优势及综合利用的进展与研发前景。
- 推荐网络例句
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According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.
曝气设备的动力效率在叶轮转速为120rpm~150rpm时取得最大值,此时氧利用率和充氧能力也具有较高值。
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The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.
稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世,形体几无变化。
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When I was in school, the rabbi explained everythingin the Bible two different ways.
当我上学的时候,老师解释《圣经》用两种不同的方法。