Laboratory;
of;
Horticultural;
Plant;
Biology;
Ministry;
of;
Education~College;
of;
Horticulture;
&;
Forestry;
Sciences;
Huazhong;
Agricultural;
University;
Wuhan;
430070;
P.R.China;
of;
Life;
and;
Envtronmental;
Sciences;
Gannan;
Normal;
University;
Ganzhou;
341000;
P.R.;
China;
Xa21基因; 转基因植株; 柑桔溃疡病; 潮霉素磷酸转移酶基因; 脐橙; RT-PCR检测; 甜橙; 潜在性;