辣椒的杂种优势非常显著,优良一代杂种可比一般生产种增产50%以上。但是,当前辣椒的杂交制种仍是人工去雄、授粉,花工多,投资大,操作麻烦,妨碍了杂交辣椒的进一步普及应用。利用雄性不育系是简化制种手续的重要途径之一。国外保加利亚于1974年育成了甜椒的雄性不育两用系,后又 Pepper heterosis is very significant, good generation of hybrids than the average production of more than 50% increase. However, the current pepper hybrid crossbred is still artificial to male, pollination, flower workers, large investment, operating troubles, hindering the further popularity of hybrid peppers. The use of male sterile lines is one of the important ways to simplify seed production procedures. Bulgaria in foreign countries in 1974 bred sweet pepper male sterile dual system, and later