It is suggested that autotetraploidy rices are better females in the distant hybridization due to the fact that they are weaker in sexually reproductive ability.

結(jié)果暗示由于同源四倍體水稻具有比較弱的有性生殖能力，在遠(yuǎn)緣雜交中它們是比較好的雜交母本国产一级特黄aa毛片。

In the crosses of the autotetraploidy rices used as the females, some seeds could be got, but more seeds were obtained in these crosses by the special treatment that the DH solution was put into the caryopses before the pollination.

在以同源四倍體水稻為雜交母本的雜交組合中欧美综合图区亚欧综合图区，可以獲得一些實(shí)粒種子黄色视频免费试看一下，但是日本黄页网站免费大全37699，如果在授粉前利用DH溶液對(duì)同源四倍體水稻的去雄穎花進(jìn)行處理后再授狼尾草的花粉粒則能獲得更多的實(shí)粒種子。

In crossing of the 8 autotetraploidy rices (Oryza sativa, 2n=4x=48), APIV(4), IR36(4), Zixuedao(4), Ce 64(4), Minghui 63(4), IR28(4), Ce 90(4) and Gui 99(4) used as the females, with Pennisetum alopecuroides (2n=2x=18) used as the males, the seeds were obtained, but no seed was got in the crosses of the 3 diploidy rices (Oryza sativa, 2n=2x=24), APIV(2), Ce 90(2) and Zixuedao(2) used as the females, with Pennisetum alopecuroides.

利用APIV(4)欧美熟妇人妻BBBBBⅩXXXX、IR36(4)网友自拍日韩经典视频、紫血稻(4)、測(cè)64(4)影音先锋每日资源站、明恢63(4)午夜福利啪爽国产片精品91、IR28(4)欧美激情性爱A片、測(cè)90(4)和桂99(4)等8個(gè)同源四倍體水稻(Oryza sativa， 2n=4x=48)為雜交母本国产92精品午夜白精在线，以狼尾草(Pennisetum alopecuroidesWWW、欧美日韩性生活片、com， 2n=2x=18)為雜交父本進(jìn)行雜交，獲得了實(shí)粒種子麻豆激情。但是五月婷婷激情网站，在以APIV(2)、測(cè)90(2)和紫血稻(2)這3個(gè)二倍體水稻(Oryza sativa激情污片网站看片网站黄页， 2n=2x=24)為雜交母本欧美色色一区，以狼尾草為雜交父本的雜交組合中卻沒有獲得實(shí)粒種子。

autotetraploidy：[生]同源四倍性

line recorder mass spectrometer 連續(xù)記錄質(zhì)譜計(jì) | autotetraploidy [生]同源四倍性 | bond dissociation energy 鍵裂解能

autotetraploidy：同源四倍性

autoteraploid同源四倍體 | autotetraploidy同源四倍性 | autotitrator自動(dòng)滴定儀