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- Because the genetic distances of Yungui indica and South China indica were bigger than those of all other ecotypes, they sere grouped into the heterotic ecotypes of indica rice. 由于云贵籼和华南籼与其它生态型之间的遗传距离均较大,故初步将其确定为籼型水稻优势生态型。
- Study on Heterotic Ecotype of Two-Line Japonica Hybrid Rice in North China 华北两系杂交粳稻优势生态型初步研究
- The heterotic ecotypes were studies by analysing of heterosis of the F1 hybrids, which were created in a diallel set of cross between 9 ecological types. 摘要利用9个不同生态类型的50份水稻亲本材料,以生态型为单位进行双列杂交,配制336个组合,研究杂种一代的对照优势和超中亲优势,以杂种优势值作为划分优势生态型的依据。
- heterotic ecotype 优势生态型
- Heterotic Ecotypes Grouping of Japonica Rice by Combining Ability 试用配合力进行粳型水稻杂种优势生态型的划分
- Studies on heterotic ecotypes and heterotic patters of japonica rice 粳型水稻杂种优势生态型与杂种优势模式的研究
- The heterotic patterns of, japonica rice were also established. 结果表明,西北粳、台湾粳、日本粳和韩国稻为优势生态类型;
- Aus373 is a typical wide compatibility variety in ecotype Aus. Aus373是典型的秋稻广亲和品种。
- Heterosis ecotype 杂种优势生态型
- 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 perfect ecotype consumption legal system should be build up in China. 我国应顺应消费模式变革的迫切需要,建立起适合我国国情的生态消费法律保障体系。
- Finally,countermeasures were proposed for development of the ecotype town. 最后提出了发展生态型城镇的对策。
- Testcrosses corresponding to the heterotic alignment were produced in 1997 (subtropical) and 1998 (tropical). 1997和1998年,根据相应的杂种优势列,分别对亚热带和热带种质进行测交。
- 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。
- 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。
- Main ecotype of xerophyte and mesophyte, and part ecotype of hygrophyte and helophyte. 生态类型以旱生中生植物为主,兼有寒冷生及水生和湿生植物。
- The wheat cultured in Guangdong region is sown in autumn and belongsto early maturity and spring plant ecotype. 本区小麦属秋播早熟春性生态类型。
- And the researching variety of wheat can be divided into two ecotypes-china ecotype and mexico ecotype. 研究的小麦品种为墨西哥生态型和中国生态型两大生态型。
- The term is sometimes used instead of ECOTYPE, for groups of individuals that have uniform ecological preferences or physiological requirements. 这一术语可被生态型代替,表示一组具有一致生态和生理需要的个体。
- The ecotype components consisted of 77.2% of mesophyte, 16.0% of xerophyte and 6.8% of hygrophyte, respectively. 生态型以中生植物为主,占77.;2%25,旱生植物占16
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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