转基因第一代植株（T0）在株高和结实率上与相应的组培、种子实生苗植株相比，发生明显的不可遗传的变异。
The plant height and seed setting rate of the first generation ( T 0 ) of transgenic plants were reduced apparently as compared with the corresponding plants derived from seeds and untransformed calli .
不遗传变异