XING Wanjin~1 WANG Yuyi~21 Department of Biology,Department of Histology and Embryology,Inner Mongolia Medical College,Huhhot 010059
S643.6
By applying BrdU into chromosomes in two S phases,we established an efficient replication handing technique for plant chromosomes,and displayed lots of visible bands on the whole chromosome arm.This may bring a breakthrough in plant chromosome handing.