在四倍体 、 具假配子的种光悬钩子中选了二个植株.In the tetraploid, pseudogamous species Rubus nitidioides, Haskall selected two plants . Haskall.生殖细胞:是生物体所有细胞中最终能产生配子的细胞.Germ cell Any cell in a cell lineage that eventually produces gametes....
The American plane makers continue to accuse Airbus of unfair competition...美国飞机制造商继续指控空中客车公司不正当竞争。The company has steadily been losing market share to Boeing and Airbus.该公司的市场份额持续不断地被波音公司和空中客车公司抢走。Buying that airbus was...