A fluorescence in situ hybridization (FISH) procedure was adopted to physical map RZ670 linked to Ipi-t,Ipi-3(t),pi-4(t) and centromere of chromosome 12 of rice.

• 选用与水稻第 12染色体上Ipi-t,Ipi- 3(t)和Pi- 4(t)及着丝粒连锁的RFLP标记RZ6 70对水稻进行了荧光原位杂交。