One hundred eighty-three pairs SSR markers were selected to construct a genetic linkage map of popcorn with the genetic distance of 1762.2 cM ( centimorgan ) and on an average of 9.63 cM using Mapmaker 3.0. 利用Mapmaker3.0作图软件和183个共显性SSR分子标记构建了一张爆裂玉米分子标记连锁图,图谱总长度为1762.2cM,相邻两标记间的平均距离为9.63cM。