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- Flowers and wholly green branches produce seeds which grow into formal plants. 完全绿色枝条的花产生种子,种子又长成正常的植株。
- 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。
- Tasty plants will get eaten before they can produce seeds, so those with tough, prickly leaves stand a better chance. 可口的草类会在播种前被吃掉,而那些坚硬带刺的却可以幸免于难。
- The main function of a seed orchard is to produce seed of improved genetic quality on a regular and sustained basis. 种子园的主要作用就是经常和持续地生产改良了遗传品质的种子。
- To flower or produce seeds prematurely or develop a flowering stem from a rosette. 过早的生子(结实)植物未成熟期开花或结实,从蔷薇结长为花柄
- Botany To flower or produce seeds prematurely or develop a flowering stem from a rosette. 过早的生子(结实):植物未成熟期开花或结实,从蔷薇结长为花柄
- Now, researchers have genetically modified cotton to produce seeds with little or no gossypol. 现在,研究者已经研制出转基因棉花,它所结棉籽的棉子酚含量很少,甚至不含这种毒素。
- All the transgenic plants could grow normally and produce seeds in the autumn under 0.5% NaCl stress. 在0.;5%25NaCI或08%25NaCI胁迫下,转基因种子的根系和茎叶生长情况大大优于未转基因的对照。
- Sitel and Derby varieties in Lanzhou area could produce seeds with high yield and good quality. 紫花苜蓿品种赛特(Sitel)和德宝(Derby)在兰州地区能获得高产、优质的种子。
- Ficus hispida L. is dioecious, which female figs produce seeds and male figs reproduce fig wasps and pollen. 摘要2004年在西双版纳热带地区,统计了对叶榕隐头果接受的传粉榕小蜂数量,以及所生产的种子和传粉小蜂繁殖后代数量。
- These seed growers will produce seed used by commercial potato farms in Canada, the United States and Internationally. 这些种子种植者将产生商业用马铃薯种子农场在加拿大,美国和国际竞争力。
- Since most banana ("Musa" spp.) do not produce seed and are vegetatively propagated, germplasm most be preserved clonally. 摘要对于香蕉这种营养繁殖的植物,超低温保存是长期有效地保存其种质的一种有效方法。
- The results showed that under the habitat, three varieties of Lolium perenne L. galer, derby and regal, were able to produce seeds. 结果表明:在漳县立地条件下,适合于多年生黑麦草(鳄鱼、德碧、帝王)三品种的种子生产。
- Comprising flowering plants that produce seeds enclosed in an ovary,in some systems considered a class (Angiospermae) and in others a division (Magnoliophyta or Anthophyta). 由结果实的开花植物组成,其果实包在子房之中,在某些分类中,被归为一个纲(被子植物纲),在另外一些分类中,被归为一个亚部(木兰部)。
- The plants are not known to produce seeds, but are propagated vegetatively by the axillary bulbils. The bulbils, leaves, and roots are used medicinally. 植株未知是否结种子,但是是可通过腋生的珠芽营养繁殖。珠芽,叶和根可药用。
- Germinating or producing seeds that germinate before becoming detached from the parent plant, as in the mangrove. 胎萌的在从母体植物分离出来之前即发芽或产生种子的,如红树林
- Some have refused to become parents, like trees and flowers that refuse to produce seeds to perpetuate their own species, but no man can refuse to have parents, as no tree can refuse to grow from a seed. 有些人不愿做父母,象树木花草不愿产生种子去赓续它们族种的生命一样,可是没有人能够拒绝有父母,正如没有树木能拒绝由种子产生出来。
- Germinating or producing seeds that germinate before becoming detached from the parent plant,as in the mangrove. 胎萌的在从母体植物分离出来之前即发芽或产生种子的,如红树林
- Now, scientists say they have produced seeds that can protect sorghum crops from witchweed. 现在,科学家表示他们已经生产出能够保护高粱免受其害的种子。
- The corms in Sagittaria pygmaea is a form of vegetative reproduction and this species also produces seeds. 矮慈姑的种子繁殖和球茎营养繁殖对植株生物量和高度都有明显影响。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries