【摘要】 宁夏小麦地方品种（系）和白黑麦的杂交结实率在０～７．１％之间，极显著地低于中国春和中国春ｐｈ１ｂ与白黑麦的杂交结实率（４７．６％和２０．８％）。控制宁夏普通小麦与其近缘属种可交配性的基因可能是Ｋｒ１Ｋｒ１Ｋｒ２Ｋｒ２Ｋｒ３Ｋｒ３和Ｋｒ１Ｋｒ１Ｋｒ２Ｋｒ２Ｋｒ３Ｋｒ３，几乎没有能提高可交配性的隐性基因Ｋｒ。更多还原

【Abstract】 The setting Percentage of Crossbreeding of Common wheat varieties (Lines)of Ningxia With White rye Was betwween 0.0-7.1%,Significantly Lower than that of C.S (47.6%)and C.Sphlb(20.8%)with white rye The gene Controlling the crossability of comman wheat of Ningxia whth kindred varieties mag be Kr 1 Kr 1 KR 2 Kr 2 Kr 3 Kr 3 or Kr 1 Kr 1 Kr 2 Kr 2 Kr 3 KR 3 There are few varietes Lines Which have the vecessive gene(kr) for in creasing)Crossability更多还原