Dry seeds of Brassica napus L. were carried by the artificial satellite for space mutation treatment.The biological characters of SP1 and progenies were tested in this experiment.

• 利用返回式地球卫星搭载甘蓝型油菜种子的试验表明，空间条件对油菜种子具有诱导性状变异的作用，许多由空间条件诱导的性状变异能够传递给后代。