Self - pollination, and subsequently self - fertilization, in orchards always takes place to some extent.
在果园中,常常有某种程度的自花传粉和随后地自花授精.
辞典例句
Inbreeders are plants which predominantly or wholly produce seeds from self - fertilization.
近交植物指主要地或完全地通过自在受精产生种子的植物.
辞典例句
In order to obtain factual information about self - fertilization, empirical measurements must be made.
为了得到关于自传花粉的确实资料, 必须采用一些已行之有效的方法.
辞典例句
It has been known that the self - sterility of conifers results from embryo collapse after self - fertilization.
业已知道,针叶树自花不育是由于自花受精后胚凋萎.
辞典例句
The pollen is shed directly on the stigma, resulting in a high percentage of self fertilization.
花粉直接散落在头上, 因而自花受精百分率高.
辞典例句
Autogamy Self - fertilization in plants.
自花授粉:植物中的自体受精现象.
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Gametophytic self - incompatibility ( GSI ) is a widespread mechanism in flowering plants , which prevents self - fertilization and promotes outcrossing.
自交不亲和是被子植物预防近亲繁殖和保持 遗传 变异的一种重要机制.
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