Table 5.
A summary of the PCR testing of symptomless cassava varieties at the first cycle of the virus indexing procedures in the project 5CP.
| Country of origin | Variety | No. virus-free plants/total symptomless tested (%) | No. +ve for CBSIs/total tested (%) | No. +ve for ACMV/total tested (%) | No. +ve for EACMV/total tested (%) | No. +ve for EACMV-Ug/total testeda |
|---|---|---|---|---|---|---|
| Kenya | F10-30-R2 | 12/12 | 0/12 | 0/12 | 0/12 | 0/12 |
| F19-NL | 0/1 | 1/1 | 0/1 | 0/1 | 0/1 | |
| LMI/2008/363 | 6/6 | 0/6 | 0/6 | 0/6 | 0/6 | |
| Shibe | 11/15 (73.3) | 3/15 (20.0) | 1/15 (6.7) | 0/15 | 0/15 | |
| Tajirika | 10/14 (71.4) | 4/14 (28.6) | 0/14 | 0/14 | 0/14 | |
| Malawi | CHO5/203 | 5/6 (83.3) | 0/6 | 1/6 (16.7) | 0/6 | 0/6 |
| Kalawe | 12/12 | 0/12 | 0/12 | 0/12 | 0/12 | |
| Mbundumali | 9/9 | 0/9 | 0/9 | 0/9 | 0/9 | |
| Sagonja | 8/8 | 0/8 | 0/8 | 0/8 | 0/8 | |
| Sauti | 10/11 (90.9) | 1/11 (9.1) | 0/11 | 0/11 | 0/11 | |
| Yizaso | 7/7 | 0/7 | 0/7 | 0/7 | 0/7 | |
| Mozambique | Colicanana | 11/12 (91.6) | 1/12 (8.3) | 0/12 | 0/12 | 0/12 |
| Eyope | 11/11 | 0/11 | 0/11 | 0/11 | 0/11 | |
| Nziva | 10/10 | 0/10 | 0/10 | 0/10 | 0/10 | |
| Oekhumelela | 10/10 | 0/10 | 0/10 | 0/10 | 0/10 | |
| Orera | 9/9 | 0/9 | 0/9 | 0/9 | 0/9 | |
| Tanzania | KBH 2006/26 | 3/3 | 0/3 | 0/3 | 0/3 | 0/3 |
| KBH 2002/066 | 9/12 (75.0) | 2/12 (16.7) | 1/12 (8.3) | 1/12 (8.3) | 1/12 (8.3) | |
| Kizimbani | 9/14 (64.2) | 5/14 (35.7) | 0/14 | 0/14 | 0/14 | |
| Mkumba | 8/9 (88.8) | 1/9 (11.1) | 0/9 | 0/9 | 0/9 | |
| Pwani | 0/2 | 2/2 | 0/2 | 0/2 | 0/2 | |
| Uganda | TZ130 | 3/5 (60.0) | 1/5 (20.0) | 1/5 (20.0) | 0/5 | 0/5 |
| NASE1 | 7/8 (87.5) | 0/8 | 1/8 (12.5) | 0/8 | 0/8 | |
| NASE18 | 3/5 (60.0) | 1/5 (20.0) | 1/5 (20.0) | 0/5 | 0/5 | |
| TME 204 | 6/7 (85.7) | 1/7 (14.3) | 0/7 | 0/7 | 0/7 |
a
ACMV – African cassava mosaic virus; EACMV – East African cassava mosaic virus; EACMV-Ug – East African cassava mosaic virus-Uganda; CBSIs – cassava brown streak ipomoviruses.