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- Heterotic groups and patterns among breeding materials provide fundamental information while utilizing heterosis in plant breeding. 杂种优势群和杂种优势利用模式可以为植物的杂种优势利用提供重要信息。
- It is possible to establish the wheat heterotic group by ISSR marker. 据此,提出了可以利用ISSR分子标记对小麦杂种优势群进行划分的结论。
- The heterosis analysis showed that the inter-group heterosis was greater than the intra-group heterosis, which indicates the feasibility of dividing rice heterotic groups by using SSR markers. 杂种优势分析表明，群间优势大于群内优势，说明利用SSR标记划分籼型水稻杂种优势群是可行的。
- However, research on heterotic groups in indica rice is scarce compared with that in maize. 与玉米相比，水稻杂种优势群的研究相对薄弱。
- But, in this study, Pob46, Pob69, Pob70, Pob21, Pob32, Pob49, Pob502, Suwanl populations could not be divided into4 domestic heterotic groups. 而Pob46，Pob69、Pob70、Pob21、Pob32、Pob49、Pob502、Suwanl等群体本研究中尚无法归入我国四大种质类群。
- At the same time, genetic diversity of the 27 inbreds was detected by 117 SSR primers to cluster their heterotic groups based on genetic similarity. 利用117对SSR引物检测上述27个优良自交系间的遗传多样性，并根据遗传相似系数进行聚类分析；
- Consequently, SSR markers could be used for measuring genetic variation and assigning maize inbred lines to heterotic groups. 研究表明，利用SSR标记可以进行玉米自交系遗传变异分析，并用于杂种优势群划分。
- The heterotic groups and patterns of maize germplasm were summarized based on the pedigree of hybrids used dominantly in Jilin province during the past2 decades. 根据我国玉米优势群划分结果,结合育种实践,将我国的玉米种质分为外引优势群、中国优势群和热带优势群3个;杂优模式为外引优势群×中国优势群、引优势群×带优势群和中国优势群×带优势群。
- Do you teach your students singly or in groups? 你教学生是个别地教还是按组教？
- Education should not be restricted to any one specific age group. 教育不应限制在任何特定的年龄组上。
- The investigator will be divided into three groups. 所有的调查员将被分为三个小组。
- He broke away from that lawless group years ago. 他在几年前脱离了那个非法团体。
- SSR analysis is an effective way for heterotic grouping of hybrid parental lines in rice. 并结合杂交水稻生产实践提出了7种杂种优势组合配组模式。
- The group of barbaric soldiers killed many people. 那群野蛮的士兵杀了很多人。
- The group was made up of doctors. 这个团体是由医生组成的。
- A group of boys dashed out of the classroom. 一群男孩子从教室里冲出来。
- I come upon a group of children play in the street. 我遇到一群孩子在街上玩耍。
- He goes about with a group of nice boys. 他经常和一群好孩子在一起玩。
- He is a the most brisk young man in this group. 他是这个小组中最活跃的年轻人。
- He showed me a photo of a family group. 他给我看一张合家欢的照片。
- 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
