自 70年代以来 ,激光用于作物一直是人们感兴趣而积极探索的课题 ,目前国内外在此领域展有很多研究成果 ,而激光用于经济作物———生姜种块芽变育种迄今为止报道尚少。本试验从 99年 4月开始经过 1年多的研究 ,获得了很好的试验效果。1　材料和方法本组采用 2 0ｋｇ生姜种块 , Since the 1970s, the use of laser in crops has always been a subject of intense interest and exploration. At present, there are many research results in this area both at home and abroad. However, the use of lasers for cash crops has so far been reported Still less. The test from April 1999 after more than a year of research, obtained a good test results. 1 Materials and methods The group used 20kg ginger species,