Incidence and distribution of Sweetpotato viruses and their implication on sweetpotato seed system in Malawi
| Autor: | Gloria Chitedze, Margret Chiipanthenga, Obed Mwenye, Ellen Gondwe, Willard Mbewe, Pilirani Pamkomera, Andrew Mtonga, Kennedy Masamba, Felistus Chipungu |
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| Rok vydání: | 2021 |
| Předmět: |
0106 biological sciences
0301 basic medicine Veterinary medicine biology Sweet potato mild mottle virus Incidence (epidemiology) Potyvirus food and beverages Plant Science Sweet potato feathery mottle virus biology.organism_classification 01 natural sciences Virus Cucumber mosaic virus 03 medical and health sciences 030104 developmental biology Crinivirus Seed system 010606 plant biology & botany |
| Zdroj: | Journal of Plant Pathology. 103:961-968 |
| ISSN: | 2239-7264 1125-4653 |
| DOI: | 10.1007/s42161-021-00830-4 |
| Popis: | A survey was carried out in 19 districts to investigate the prevalence and distribution of sweetpotato virus disease (SPVD) and its implication on the sustainability of clean seed system in Malawi. A total of 166 leaf samples were collected and tested for the presence of 8 viruses using nitrocellulose membrane enzyme-linked immunosorbent assay (NCM-ELISA). SPVD foliar symptoms were observed in 68.42% of the surveyed districts. There were significant variations in disease incidence and severity (p |
| Databáze: | OpenAIRE |
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