Table 4.
Comparison of the proportion of psyllids carrying Candidatus Liberibacter asiaticus among southwestern, central, and northern regions of São Paulo state, Brazil and the observed p value for each combination. a
| July to December/2014 b | ||||
| Southwestern-Avaré (0.66) | Southwestern-Santa Cruz (0.74) | Central-Araraquara (0.68) | Northern-Bebedouro (0.48) | |
| Southwestern-Avaré (0.66) | - | |||
| Southwestern-Santa Cruz (0.74) | 0.0066 | - | ||
| Central-Araraquara (0.68) | 0.5056 | 0.0294 | - | |
| Northern-Bebedouro (0.48) | 0.0001 | 0.0001 | 0.0001 | - |
| January to June/2015 | ||||
| Southwestern-Avaré (0.79) | Southwestern-Santa Cruz (0.79) | Central-Araraquara (0.67) | Northern-Bebedouro (0.56) | |
| Southwestern-Avaré (0.79) | - | |||
| Southwestern-Santa Cruz (0.79) | 1 | - | ||
| Central-Araraquara (0.67) | 0.0007 | 0.0001 | - | |
| Northern-Bebedouro (0.56) | 0.0001 | 0.0001 | 0.0020 | - |
| July to December/2015 | ||||
| Southwestern-Avaré (0.75) | Southwestern-Santa Cruz (0.71) | Central-Araraquara (0.56) | Northern-Bebedouro (0.54) | |
| Southwestern-Avaré (0.75) | - | |||
| Southwestern-Santa Cruz (0.71) | 0.2535 | - | ||
| Central-Araraquara (0.56) | 0.0001 | 0.0001 | - | |
| Northern-Bebedouro (0.54) | 0.0001 | 0.0001 | 0.5715 | - |
| January to June/2016 c | ||||
| Southwestern-Avaré (0.82) | Central-Araraquara (0.70) | |||
| Southwestern-Avaré (0.82) | - | |||
| Central-Araraquara (0.70) | 0.0034 | - | ||
| July to December/2016 c | ||||
| Southwestern-Avaré (0.83) | Central-Araraquara (0.73) | |||
| Southwestern-Avaré (0.83) | - | |||
| Central-Araraquara (0.73) | 0.0001 | - | ||
a In each period, p values lower than 0.05 between the regions indicate significant differences between the proportion of psyllids carrying Las (July/December and January/June). b Values inside parenthesis indicate the proportion of psyllids carrying Las for each region. c Periods without data for southwestern (Santa Cruz = Santa Cruz do Rio Pardo) and northern (Bebedouro).