图2. 菌液PCR检测 M: DL2000; 1-5: 3′UTR (215 bp); 6-10: 6K2 (284 bp); 11-15: HC-Pro (338 bp); 16-20: P3 (220 bp); 21-25: NIb (287 bp); 26-30: GUS (190 bp)
Fig. 2. Fragments amplified by PCR from bacterial culture