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artificial pollination中文什么意思

发音:   用"artificial pollination"造句

例句与用法

  1. 5 . the fructified rate by self - pollination is 19 . 4 % , and the rate by artificial pollination amounts to 67 . 2 % . the best time of pollintion is 24 hours after blooming
    自花受粉结实率为19 . 4 % ，人工辅助授粉结实率达67 . 2 % ，最佳授粉时间在开花后24小时前后。
  2. This investigation of the two species is mainly dealing with their morphological characters , population biology , pollination biology and molecular biology , based on the following methods such as section slides , sem , artificial pollination , rapd analysis and gravity glass slides . this study is intended to demonstrate the distribution patterns of the populations for the two species , the numerical and spatial characteristics of ecological difference , the biological characters of seeds , pollination mode and reproductive stratigies , and molecular genetics . in light of the results from this study , the reasons that resulted in the present dangerous situation for the two species were discussed , and the suggestions for protecting them were proposed
    本研究以种群为单位，采用石蜡切片、扫描电镜、重力玻片、人工授粉、 rapd分析等方法，对两种植物的形态生物学、种群生物学、繁殖生物学和分子生物学等方面进行了详细研究，以揭示它们的种群分布类型及成因、种群生态环境差异的数量特征和空间特征、种子生物学特征、传粉和生殖策略以及种群分子遗传特征，进而探讨两物种濒危的成因和机制，并针对性地提出了科学合理的保护对策和建议。

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