A major barrier to interspecific hybridization is sterility in the F 1 progeny.种间杂交的主要障碍是F1代的不育性.It is also true, however, that hybridization effects are important.然而杂化效应是重要的, 这一点也是真实的.Somatic cell hybridization is techn...
...the Arabian Peninsula.阿拉伯半岛...the searing heat of the Saudi Arabian desert.沙特阿拉伯沙漠的灼热He had an unrivalled knowledge of south Arabian society, religion, law and customs...他对南阿拉伯社会、宗教、法律和风俗的了解无人可比。The Arabian Night is a...