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以中国春的5A和5B染色体分别被置换了的两套代换系作母本,与各黑麦种杂交,结果表明普通小麦与各黑麦种的可杂交性均受小麦的kr基因控制,黑麦种中也存在着影响可杂交性的基因。
The results showed that the crossability between common wheat and each rye was controlled by the kr gene of wheat, There are also genes that affect hybridization in rye species.