小麦、燕麦籽粒颜色遗传 组合一R1R1R2R2r3r3Xr1r1r2r2r3r3 Rir, rarr 2 15:1 组合二R1R1R2R2R3R3Xr1r1r2r2r3r3 rirr2r2r3r3 63:1小麦、燕麦籽粒颜色遗传 组合一 R1R1R2R2r3r3 x r1r1r2r2r3r3 R1r1R2r2r3r3 15:1 组合二 R1R1R2R2R3R3 x r1r1r2r2r3r3 R1r1R2r2R3r3 63:1