甘薯病毒病

综述了国内外近年来侵染甘薯的主要病毒种类、症状、传播方式以及甘薯病毒病的诊断和检测方法；

The review outlines the research advances of sweet potato virus diseases on the main virus species , symptoms , transmission , virus detection and the serology and molecular biology of sweet potato feathery mottle virus ( SPFMV ) at home and abroad .

对于甘薯病毒病的检测，反转录PCR法（RT-PCR）比硝化纤维素膜酶联免疫吸附检测法（NCM-ELISA）更灵敏和可靠。

The method of reverse transcription PCR ( RT-PCR ) is more sensitive and reliable than that of enzyme-linked immunosorbent assay on nitrocellulose membranes ( NCM-ELISA ) .

普查了南阳市13县（市、区）甘薯病毒病的发生情况，以甘薯叶片作样本，采用NCM-ELISA方法检测病害样品2214个。

The general survey of sweet potato virosis was carried out in 13 counties of Nanyang city and 2214 specimens of this disease were detected by NCM-ELISA .

南阳市甘薯病毒病调查与病原血清学鉴定

Investigation of Sweet Potato Virosis and Identification of Pathogenic Serology in Nanyang City

甘薯病毒病的症状类型及田间消长规律

Symptom types of the sweet potato virus disease and the law of increase and decrease in the field

发生在南充的甘薯病毒病的症状共3类16种，其中花叶类2种，坏死类8种，畸形类6种。

There are 3 types and 16 symptoms of the sweet potato virus disease in Nanchong Prefecture , of which there are 2 sorts of mosaic type , 8 of necrosis type , 6 of deformity type .

日本紫色甘薯常见病毒病的检测

Virus Detection on Purple Sweet Potato Introduced from Japan