>>> 哲学 经济学 法学 教育学 文学 历史学 理学 工学 农学 医学 军事学 管理学 旅游学 文化学 特色库
搜索结果: 1-4 共查到知识库 ploidy level相关记录4条 . 查询时间(0.078 秒)
Interspecific hybridization can be used to broaden the genetic base, generate novel species, postulate genetic relationships, and to introgress elite alien genes. However, interspecific hybridizations...
To improve the regeneration efficiency from anther culture of pearl millet (Pennisetum typhoideum Rich.), we studied the influence of the composition of culture media, stage of anther and low tempera...
Relationship between weight of seeds and ploidy level of the seed-derived plantlets obtained from reciprocal crosses between diploid ‘Banpeiyu’ pummelo and two tetraploid varieties were examined to ef...
We investigated the cause of poor fruit set in Japanese plum ‘Kiyo’ (Prunus salicina Lindl.). Early fruit drop of ‘Kiyo’ was heavier than that of ‘Taiyo’. Fruit drop of ‘Taiyo’ and ‘Kiyo’ in 56 days a...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...