FIG. 2.
ITS sequences used to design primer J-RXc2 specific for PCR amplification of X. axonopodis pv. citri rDNA. Variable regions are indicated by boldface type. F1, X. axonopodis pv. citrumelo F1; X.a.v., X. axonopodis pv. vesicatoria; X84 and X341, X. axonopodis pv. aurantifolii X84 and X341; MI, LW, and MA, X. axonopodis pv. citri MI, LW, and MA; X.c.c., X. campestris pv. campestris. The sequence of primer J-RXc2 is shown at the top.
