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繁育系统的英文

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"繁育系统"怎么读用"繁育系统"造句

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  • breeding system

例句与用法

  • Studies on the breeding system of limnocharis flava butomaceae
    黄花蔺的繁育系统研究
  • Geographical variation in the breeding systems of an invasive plant , eichhornia crassipes , within china
    入侵植物凤眼蓝繁育系统在中国境内的地理变异
  • Floral syndrome and breeding system of the endangered plant disanthus cercidifolius maxim . var . longipes
    濒危植物长柄双花木的花部综合特征与繁育系统
  • Studies on heteranthery could strengthen people ' s understanding about the relationship between plants and their pollinators , and provide new purviews and inspiration for pollination biology and plant breeding system research
    对于异型雄蕊的研究可以加深人们对植物与其传粉者之间关系的理解,并为传粉生物学与植物繁育系统研究提供新的视角和启示。
  • The stamens and pistil of d . versipelis mature before the flowers open , which shows that dysosma versipelis may be autogamous . d . versipelis produce few fruits . ovaries of d . versipelis seldom develop in nature , but will develop after being pollinated with pollen of another plant
    八角莲的花在花苞未展开时,雄蕊和雌蕊便已成熟,说明八角莲的繁育系统为自花受粉,八角莲座果率非常低,自然状态下,子房不膨大,人工异交后的子房有膨大现象,说明八角莲自交低育,有生殖障碍。
  • ( 3 ) the value of p / 0 of c . praecox is 2847 . 3 + 1125 . 0 , and the total value of oci is 3 . with the above results , pollen germination rate and seed set rate , all shows that breeding system of c . praecox is facultative hybridization . the breeding system of c . nitens is similar to c . praecox , but it is higher in proportion of self - pollination than that of c . praecox
    ( 3 )蜡梅p / 0值为2847 . 3 1125 . 0 、 oci累计分值等于3 ,与不同处理的花粉萌发率和结实率的结果一样,都显示蜡梅繁育系统为兼性异交类型;亮叶蜡梅繁育系统同蜡梅相似,但亮叶蜡梅的自交比例相对较高
  • This paper firstly focused on and evaluated the pollination characteristics of c . praecox , in half - natural habitat of nanjing . we investigated flowering phenology , flowering patten , pollen viability , stigma receptibility , species of visitors , visiting rate of visitors and their foraging behavior . and we also investigated its breeding system , including pollen - ovule ratio ( p / 0 ) , out - crossing index ( oci ) , pollen grains deposited in stigmas , pollen germination rate and seed set rate with different treatments , from 2002 to 2004
    试验分别在2002 - 2003年和2003 - 2004年冬季进行,研究内容包括:花期物候观察、花部形态观察和统计、雌雄配子体功能测定、访问昆虫种类、访问行为、访花频率和效率;同时对蜡梅繁育系统进行了检测,检测内容包括花粉胚珠比( p / 0 ) 、杂交指数( oci )及不同处理花粉萌发率及结实率检测等等,同时还进行了蜡梅与亮叶蜡梅传粉过程比较。
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