Provincial;
Key;
Laboratory;
of;
Crop;
Germplasm;
Innovation;
and;
Utilization;
Hunan;
Provincial;
Engineering;
Research;
Center;
for;
Potatoes;
College;
of;
Horticulture;
and;
Landscape;
Hunan;
Agricultural;
University;
Changsha;
410128;
P.R.;
China;
Research;
Centre;
Agriculture;
and;
Agri-Food;
Canada;
Fredericton;
E3B;
4Z7;
New;
Brunswick;
Canada;
RT-PCR检测; 逆转录聚合酶链反应; 多重RT-PCR; 黄矮病毒; 同时检测; 大蒜; 序列分析; 混合感染;