Fig. 2 

Electrophoresis of PCR product amplified with the STS Marker of Rht-D1b gene for check lines and some tested cultivars in agarose gel.  M 100bp ladder, 1. Zhongyou 9843, 2. Suyin 10, 3. Xiaoyan 54, 4. Yuandong 6, 5. Yuandong 107, 6. Yuandong 971, 7. Yuandong 8585, 8. Yuandong 9428, 9. Nongda 116, 10. Nongda 123, 11. Nongda 152, 12. Nongda 3197, 13. Nongda 3213,  14. Jingdong 8, 15. Nongda 3291, 16. Nongda 3395, 17. Jingdong 10, 18. Jing 411, 19. Norin 10 (ck)