The research results showed that there were no big difference in time of beginning fertilization between autotetraploid and diploid rice.

研究結(jié)果表明，同源四倍體水稻和二倍體水稻在發(fā)生受精作用的時(shí)間上沒有存在著很大的差異人人插人人做。

The research results showed that there were no big difference in the time of beginning fertilization between autotetraploid and diploid rice.

研究結(jié)果表明爱爱免费网站欧美，同源四倍體水稻和二倍體水稻在發(fā)生受精作用的時(shí)間上不存在很大的差異。

Study on reproductive characters of autotetraploid rice.

同源四倍體水稻的生殖特性研究日韩侵犯精品视频在线。

But no autotetraploid variety occurs in nature.

但自然界還沒有一個(gè)同源四倍體種日本免费一级高清婬片日本。

Objective To establish a tissue culture system of Pueraria thomsonii and to cultivate a new breed autotetraploid.

目的 建立粉葛的組織培養(yǎng)體系；培育粉葛同源四倍體新種質(zhì)超碰a。

The low seed setting percentage is the most important reason that limits the application of the autotetraploid rice.

同源四倍體水稻結(jié)實(shí)率偏低是影響其在育種中直接應(yīng)用的重要原因一区二区黄色大片。

But the abnormal phenomena in autotetraploid rice were more than that in diploid rice.

同源四倍體水稻胚囊發(fā)育過程與二倍體基本一致，但在同源四倍體水稻胚囊的形成和發(fā)育過程中出現(xiàn)了較多的異撑?6一毛片，F(xiàn)象日韩孕妇自拍视频直播在线观看网站。

The results showed that autotetraploid rice were more sensitive to the ion beam implantation than diploid rice.

研究結(jié)果表明，同源四倍體水稻比二倍體水稻對(duì)低能氮離子束注入處理更敏感A级毛片视频。

So, the abnormality of embryo sac was one of the factors that induce low seed setting percentage in autotetraploid rice.

從對(duì)13個(gè)品種的成熟胚囊育性調(diào)查的結(jié)果來看少妇AA毛片在线播放，同源四倍體水稻胚囊育性是影響其結(jié)實(shí)率的原因之一。

The results showed that the best effect of autotetraploid was obtained with 2.0 gL-1 colchicine solution for 6 times, and the frequency was 4.5%.

結(jié)果表明：經(jīng)2.0 gL^(-1)秋水仙素處理6次獲得同源四倍體的效果最佳日本熟女强奸乱码，四倍體誘導(dǎo)率達(dá)到4.5%国产情侣免费在线视频。