A Preliminary Study on Marking Blue grain Character on Tai-gu Dominant Male Sterile Wheat Effectiveness of phlb Gene in Crosses between Chinese Spring Tal kr phlb Plants and Agropyron intermedium Inheritance of homoeologous chromosome promoted by VE161 wheat EFFECTIVENESS OF PH1B GENE IN HYBRIDS BETWEEN Ae. crassa, Ae. crassassp AND COMMON WHEAT