Table 1.
Orchard | Localization | Cultivar | Age (Years) | Psa Detection (Year) | Psa Disease Severity Degree 1 | Average Annual Temperature (T°) 2 | Annual Cumulative Rainfall (mm) 3 | Number of Cold Hours (h) 4 |
---|---|---|---|---|---|---|---|---|
A | North | Bo.Erika® | 7 | 2010 | 1 | 13.5 | 1800 | 478 |
B | North | Hayward | 5 | 2015 | 2 | 12.5 | 1800 | 1031 |
C | Centre | Hayward | 4 | 2015 | 3 | 14.5 | 1100 | 541 |
D | Centre | Hayward | 30 | 2016 | 2 | 14.5 | 1100 | 440 |
1 Adapted from a symptomatology scale (0—asymptomatic plants to 4—completely dry plants) used in pathogenicity assays by Cunty et al., [21]; 2 average annual temperature; 3 annual cumulative rainfall: normal of 1961/90; 4 number of cold hours: total number of hours of T °C below 7.2 °C between 01/10/2015 and 30/04/2016.