Author(s) :
Ngeve, J. M.
Author Affiliation :
Institute of Agronomic Research, Nkolbisson, BP 2067, Yaoundé, Cameroon.
Journal article
:
Journal of Horticultural Science
1990
Vol.65
No.2
pp.225-230
ref.16
Abstract :
Six of 8 varieties susceptible to varying extents to the sweet potato virus disease (SPVD) complex, with virus severity scores of 30-56% and yield depressions of up to 90%, were judged susceptible to SPVD. No relationship was found between yield
stabilitystabilitySubject Category: Properties
see more details and tolerance of SPVD: clone 1669, tolerant of SPVD, was rated unstable by 3 of 4 stability assessment methods. The highly SPVD susceptible clone 502, however, with a disease severity score of 56% and a yield depression of up to 90%, was stable by 3 of the methods used.
ISSN :
0022-1589
Record Number :
19911618178
Language of text :
English
Language of summary :
English
Indexing terms for this abstract:
Organism descriptor(s) :
Ipomoea batatasipomoea batatasSubject Category: Organism Names
see more details, virusesvirusesSubject Category: Organism Names
see more details
Descriptor(s) :
Crop lossescrop lossesSubject Category: Miscellaneous
see more details, cropscropsSubject Category: Commodities and Products
see more details, Disease resistancedisease resistanceSubject Category: Properties
see more details, pathogenspathogensSubject Category: Organism Groups
see more details, plant pathogensplant pathogensSubject Category: Organism Groups
see more details, plant pathologyplant pathologySubject Category: Disciplines, Occupations and Industries
see more details, plant virusesplant virusesSubject Category: Organism Groups
see more details, root cropsroot cropsSubject Category: Commodities and Products
see more details, stabilitystabilitySubject Category: Properties
see more details, Sweet potatoessweet potatoesSubject Category: Commodities and Products
see more details, varietal reactionsvarietal reactionsSubject Category: Miscellaneous
see more details, yield lossesyield lossesSubject Category: Properties
see more details
Identifier(s) :
phytopathogens, phytopathology, resistance to disease, subsaharan Africa, viruses of plants
Geographical Location(s) :
Africa South of Saharaafrica south of saharaSubject Category: Geographic Entities
see more details, CamerooncameroonSubject Category: Geographic Entities
see more details
Broader term(s) :
virusesvirusesSubject Category: Organism Names
see more details, IpomoeaipomoeaSubject Category: Organism Names
see more details, ConvolvulaceaeconvolvulaceaeSubject Category: Organism Names
see more details, SolanalessolanalesSubject Category: Organism Names
see more details, eudicotseudicotsSubject Category: Organism Names
see more details, angiospermsangiospermsSubject Category: Organism Names
see more details, SpermatophytaspermatophytaSubject Category: Organism Names
see more details, plantsplantsSubject Category: Organism Names
see more details, eukaryoteseukaryotesSubject Category: Organism Names
see more details, ACP Countriesacp countriesSubject Category: Institutions and Organisations
see more details, Central Africacentral africaSubject Category: Geographic Entities
see more details, Africa South of Saharaafrica south of saharaSubject Category: Geographic Entities
see more details, AfricaafricaSubject Category: Geographic Entities
see more details, Developing Countriesdeveloping countriesSubject Category: Miscellaneous
see more details, Francophone Africafrancophone africaSubject Category: Geographic Entities
see more details