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制种田的英文

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"制种田"怎么读用"制种田"造句

英文翻译手机手机版

  • seed farm

例句与用法

  • Field testing method of hybrid maize production
    杂交玉米制种田间检验方法
  • Measure to keep florescence meet in maize seed production land
    保持玉米制种田花期相遇的几点措施
  • Research on male parent pollen and vigour of maize seed production
    玉米制种田父本花粉量及活力的研究
  • Abstract : the main characters and seed set of bc1 , bc2 , bc1f2 from ms line back - crossing with the pollen of hybrid rice were studied . the appearance of a large number of self fertile plants in ms line was analyzed . the effect of introgression of restoring genes on ms line purity and hybrid yield in indica and japonica rice was discussed . it was pointed out that “ iso - cytoplasm restorer line ” was seriously reducing the purity of ms line and that hybrid rice was unsuitable for isolation zone in the seed production fields
    文摘:研究了杂交稻花粉对母本不育系回交后代群体bc1 、 bc2 、 bc1f2的主要农艺性状和育性表现,分析了不育系中出现大量自交结实株的原因,讨论了恢复基因渗入对籼、粳不育系纯度和杂交稻产量的影响,指出“同质恢”对降低不育系纯度的严重性和杂交稻作制种田隔离区的不合理性。
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