通过大麦和普通小麦杂交,采用胚培养的方法已产生了大麦与普通小麦的杂种.这些杂种通常为自交不育。用秋水仙素处理杂种植株也未能获得可育的大小麦双倍数体。但是,有一些大小麦杂种植株与小麦或黑麦杂交时却出现了部分雌性可育性。人们之所以对大小麦杂 Barley crosses of common wheat have been generated by embryo culture through the crossing of barley with common wheat, and these hybrids are usually selfed. Treatment of hybrid plants with colchicine also failed to obtain fertile wheat dwarfs. However, some large and small wheat hybrids show partial female fertility when crossed with either wheat or rye. The reason why people on the size of wheat miscellaneous