Term Information

Accession
CO_343:0010090
Name
yam anthracnose severity - estimation method
Ontology
CO_343_yam
Synonyms
None
Alternate IDs
None
Definition
Observe relative or absolute area of plant tissue affected by yam anthracnose disease and record the severity as a proportion or percentage of plant surface affected.It is visual score in scale under screenhouse, artificial inoculation or under field natural infestation. For artificial inoculation use a suspension of three most virulent strains of Colletothrichum gloeosporioides and inoculate the plants raised from vine cutting in vertical sack or other means by spraying. For natural infestation, scores can be taken 10 to 12 weeks after planting and second scoring about 4-6 weeks before harvesting . Artificial inoculation should be scored at 3 days after inoculation(DAI) , and repeated at 7DAI, 11DAI and 15DAI Source: CO:curators
Comment
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Subset
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  • [Current term] CO_343:0010090 yam anthracnose severity - estimation method

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