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- We concluded that the formations of different ploidy level eggs from F2 were contributed by endoreduplication and fusion of germ cells. 作者认为鲫鲤F2能够产生二倍体和三倍体卵子与核内复制机制和生殖细胞的融合有关。
- Methods of vegetable cell ploidy level identification were reviewed. Their advantages and disadvantages were also discussed. 摘要综述了蔬菜作物细胞染色体倍性鉴定的各种检测方法，并对其优点进行了评述。
- Flow-cytometric (FCM) analysis of ploidy level of microspore-derived plants was made in four winter oilseed rape F1 hybrids. 摘要采用流式细胞光度法(FCM)对甘蓝型冬油菜4个F1代杂种的小孢子再生植株，在幼苗期（取再生株新长出的叶片嫩组织）进行了染色体倍数检测。
- The results showed that the ploidy level had a significantly positive correlation with the stoma diameter, but a negtive correlation with the stoma density. 结果表明，红掌倍性与气孔长度呈显著正相关，而与气孔密度呈显著负相关。
- The accuracy of ploidy determination measured with DNA flow cytometry reached 94.44%, which indicated DNA flow cytometry could be used to identify ploidy level. DNA流式细胞仪鉴定法的准确率达94.;44%25，可用于植株群体的倍性鉴定；
- The ploidy levels and the DNA contents of Glycine species were also determined by flow cytometry. 本研究也用细胞流测仪检视台湾搜集系的倍数性，所得的结果和染色体计数的结果相符。
- Based on molecular analysis, the genetic variation of D. glomerata germplasms was closely associated with ploidy levels and geographical distributions. 从分子水平分析，鸭茅遗传变异与染色体倍性和地理分布密切相关。
- The stoma size and chloroplast number in guard cells could be regarded as the reliable indicators of ploidy levels to identify seedlings in the early stage. 再生植株叶片气孔大小和气孔保卫细胞内叶绿体数目可以作为从再生植株中早期鉴别四倍体植株的可靠指标。
- ESTIMATION OF PLANTLET PLOIDY LEVEL OF Brassica napus BY OBSERVING STOMA GUARD CELL CIRCUMFERENCES 用气孔保卫细胞周长鉴定甘蓝型油菜植株倍性水平
- Studies on Mitochondrial DNA in Different Ploidy Level Fish and Sox Genes in Triploid Crucian Carp 不同倍性鱼类mtDNA及三倍体湘云鲫Sox基因研究
- I'd like a room on the upper level. 我想要楼上的房间。
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- I hope you'll be on the level with me. 我希望你对我坦率布公。
- She needs to win this point to level the score. 她要赢得这一分才能将比分扳平。
- Keep a level head and phone the Fire Department. 保持冷静，打电话给消防署。
- A football field should be level. 足球场地应该平坦。
- The rising level of crime is a sign of the times. 犯罪率增高是这一时代的特徵。
- I have told the whole story on the level. 我已经诚实地把整个事情经过讲出来了。
- Find level ground for the picnic table. 找一处平坦的地面放野餐的餐桌。
- This mountain is 1,400 meters above sea level. 这座山海拔1,400米。
