Many progenies were obtained by a Brassica oleracea-Sinapis alba monosomic alien addition line plant selfing.
将甘蓝-白芥单体异附加系自交，获得了其自交后代。
Selfing progeny of E. urophylla showed depression in general, but some other combinations showed self-advantage.
尾叶桉自交后代普遍存在衰退现象，但亦有个别组合表现出一定的自交优势。
Key findings are as follows: 1. Selfing had significant impacts on the main economic characters of Brassica napus l.
主要研究结果如下：1。自交对甘蓝型油菜主要经济性状有显著影响。
A combination of dichogamy and herkogamy in hermaphroditic plants is an effective mechanism to encourage outcrossing and avoid selfing.
雌雄异熟和异型花在一些被子植物中的共同存在被认为是一种有效避免两性花植物自交并促进异交的机制。
Selfing heterozygotes halves the heterozygosity, and thus outbreeding maintains heterozygosity and produces a more adaptable population.
自交杂合子有一半杂合性，因此远系繁殖可以产生适应能量更强的种群。
The study also indicated that homozygosity by selfing could significantly enhance the mean resistance level of O. rufipogon and O. officinalis.
研究还表明，自交提纯能够明显提高这两种野生稻的平均抗性水平。
Pollen fertility was observed in two successive selfing generations on a two-line sterility line, Zao S, which proved that the pollen fertility in the population showed a normal distribution.
通过早S连续两个世代花粉染黑率的观测，证实群体育性呈正态分布。
Brassica napus L. is an often cross-pollinated plant, and is not generally considered selfing recession, but it was little reported about effects of selfing on main traits of Brassica napus L.
甘蓝型油菜属于常异花授粉植物，一般认为自交不会产生衰退现象，但多代连续自交对甘蓝型油菜究竟有何影响鲜见报道。
Brassica napus L. is an often cross-pollinated plant, and is not generally considered selfing recession, but it was little reported about effects of selfing on main traits of Brassica napus L.
甘蓝型油菜属于常异花授粉植物，一般认为自交不会产生衰退现象，但多代连续自交对甘蓝型油菜究竟有何影响鲜见报道。
应用推荐