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- More studies are needed to determine the frequency of this mechanism for hybrid weakness in interspecific crosses and to elucidate other mechanisms of hybrid inviability. 现在需要更多的研究以确定种间杂交中出现杂种劣势机制的频率和阐释杂种无活力的其他机制。
- The compatibility of the parents and the post-fertilization barriers play important roles in interspecific cross. 影响组间杂交成败的因素还有其亲本之间的亲和性以及受精后胚和胚乳发育的障碍。
- In this paper, the achievements, the chief utilization way, the difficulties and its solution way, and the future research prospects in the interspecific cross breeding were summarized. 本文综述了野生稻资源在种间杂交育种上的成就、野生稻利用的主要途径、稻种间杂交的困难、解决方法及今后的研究展望。
- SOME EXPERIMENTS ON THE INTERSPECIFIC CROSSING BETWEEN BRASSICA PEKINENS1S RUPR. AND B. OLERACEA L. VAR. CAP1TATA L. 白菜与甘蓝种间杂交(Brassica pekinensis Rupr.;与B
- Inspect and Research in Pollen Straight Sense Effect of the Interspecific Crosses among Corylus Species 榛属植物种间杂交花粉直感效应的考测与研究
- Effects of parental cultivars on cross compatibility and embryo rescue in interspecific crosses between Prunus avium and Prunus pseudocerasus 亲本品种对樱桃远缘杂交亲和性及胚抢救的影响
- The bridge crosses the river in a single span. 河上那座桥是单跨桥。
- It is rash to cross the street without looking both ways. 不朝两边看看就穿马路是莽撞的。
- Studies of male sterile cytoplasmic effects on interspecific cross incompatibility in Cruciferae 十字花科种间杂交亲和性雄性不育细胞质遗传效应
- Progress of study on Interspecific Crossing in Lily Genus Plants 百合属植物的种间杂交研究进展
- Cross and angry words in family grate upon the ear. 不高兴与生气的话在一个家庭里令人不愉快。
- We all have our crosses, I suppose. 我想,我们都有各自的难题。
- If anyone crosses her, she gets very angry. 如果遭人反对,她会非常生气。
- Breeding of New CMS Lines of Leaf Mustard by Means of Interspecific Cross with CMS Line of Chinese Cabbage 通过大白菜胞质不育系与芥菜远缘杂交选育新的芥菜胞质不育系
- Embryo Rescure of an Interspecific Cross Between Actinidia chinensis and A. Deliciosa 中华猕猴桃和美味猕猴桃种间杂交的胚抢救
- A mule is a cross between a horse and an ass. 骡是马和驴交配而生的杂种。
- The Red Cross dealt out food to hungry soldiers. 红十字会把食物分发给饥饿的士兵。
- This cross marks the spot where she died. 这个十字符号标明她死去的地点。
- He made expiation for our sins on the cross. 他在十字架上为我们赎了罪。
- Mind out for the traffic when you cross the road. 过马路要注意来往车辆。