Table 1.
Detection and quantification of the bacteria by quantitative PCR (qPCR) in Citrus sinensis, C. sunki, Poncirus trifoliata and nine hybrids from an F1 population obtained from the cross between C. sunki and P. trifoliata Raf. cv Rubidoux. Each individual is represented by five repetitions.
| Genotypes | HLB diagnosis (qPCR) days after inoculation | ||||
|---|---|---|---|---|---|
| 30 | 90 | 180 | 240 | 360 | |
| C. sunki | 0/5 | 3/5 | 4/5 | 4/5 | 5/5 |
| C. sinensis | 0/5 | 3/5 | 5/5 | 5/5 | 5/5 |
| P. trifoliata | 0/5 | 0/5 | 0/5 | 3/5 | 3/5 |
| H106 | 0/5 | 0/5 | 0/5 | 0/5 | 0/5 |
| H109 | 1/5 | 2/5 | 4/5 | 5/5 | 5/5 |
| H146 | 1/5 | 1/5 | 3/5 | 5/5 | 5/5 |
| H68 | 0/5 | 0/5 | 0/5 | 0/5 | 0/5 |
| H161 | 0/5 | 3/5 | 5/5 | 5/5 | 5/5 |
| H142 | 0/5 | 0/5 | 0/5 | 0/5 | 0/5 |
| H165 | 0/5 | 3/5 | 5/5 | 5/5 | 5/5 |
| H154 | – | – | 4/5 | 5/5 | 5/5 |
| H113 | – | – | 5/5 | 5/5 | 5/5 |
–: Correspond to samples that were not evaluated due to the absence of leaves.