报道了296B做为一种新的无融合生殖材料在固定杂种优势中的作用,并对其杂交不孕性的遗传规律进行了研究,发现296B作母本的不亲和性......

The presence of facultative apomixis In line 296B was proved by the embryologicalstudy.The twin embryosacs were observed......