Table 4 The gene or QTL pyramiding in different crops
Species | Traits | Gene from parent 1 | Gene from parent 2 | Selection stage | Marker | Reference |
|---|---|---|---|---|---|---|
Barley | Yellow mosaic virus | rym1 | rym5 | F2 | RFLP, CAPS | [95] |
Yellow mosaic virus | rym4, rym9 | rym4, rym9 | F1-derived doubled haploid | RAPD, SSR | [96] | |
Stripe rust | Rspx | QTL 5 | F1-derived doubled haploid | SSR | [97] | |
Rice | Bacterial blight | xa5, xa13 | xa4, xa21 | F2 | RFLP, STS | [98] |
Bacterial blight | xa21, Bt | RC7 gene, Bt | F2 | STS | [99] | |
Blast | Pil, Piz-5 | Pil, Pita | F2 | RFLP, STS | [100] | |
Brown hopper plant | Bph1 | Bph2 | F4 | STS | [101] | |
Insect resistance | xa21 | Bt | F2 | STS | [102] | |
Wheat | Powdery mildew | Pm2 | Pm4a | F2 | RFLP | [103] |