Cowpea Ontology 
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Traits from on farm trials
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Concept details
| Key | Value |
|---|---|
| method_id | CO_340:0000713 |
| method_name | Aphid severity - Method |
| ontology_id | CO_340 |
| ontology_name | Cowpea |
| method_class | Computation |
| method_description | The level of infestation is assessed on 30 stands per plot (five stands per row at fixed intervals to avoid bias) and scores averaged. |
| method_reference | Jackai and Singh,1988 |
| language | EN |
| created_at | 2023-11-27-13:40:39 |