Research Article
The Symptom and Genetic Diversity of Cassava Brown Streak Viruses Infecting Cassava in East Africa
Table 5
Mean symptom severity scores for each CBSD isolate on different cassava varieties (on a 0–5 scale using the procedure of [
9]).
| Cassava variety | Mean symptom severity scores for each virus isolate | Mean symptom severity1 | CBSUV- | CBSV- | [UG:Kab4-3:07] | [KE:Mwa16-2:08] | [TZ:Kib10-2:03] | [TZ:Zan6-2:08] | [MZ:Nam1-1:07] | [TZ:Nal3-1:07] |
| Albert | 1.9 | 2.9 | 2.2 | 2.8 | 4.0 | 3.9 | 3.0 | Kiroba | 1.9 | 2.0 | 2.0 | 2.4 | 3.0 | 2.7 | 2.3 | Ebwanateraka | 1.9 | 2.6 | 2.1 | 2.8 | 4.0 | 4.0 | 3.0 | Colombian | 1.9 | 2.9 | 2.1 | 2.9 | 4.0 | 4.0 | 3.0 | TMS 60444 | 2.1 | 2.9 | 2.7 | 3.1 | 4.0 | 4.0 | 3.1 |
| Mean symptom severity2 | 1.9 | 2.7 | 2.2 | 3.0 | 3.8 | 3.7 | 2.8 |
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1Mean symptom severity for each variety. 2Mean symptom severity for each virus isolate.
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