Table 4.
Correlation coefficients between flowering date (BBCH 61 stage for all locations except Conthey—BBCH 65 stage) and mean temperature during the CA period (**significant at 1% level; *significant at 5% level; n.s., non-significant).
| Location | Observation Period | Correlation coefficient | ||
|---|---|---|---|---|
| Golden D. | Gala | Fuji | ||
| Angers | 1963–2013 | −0.2 n.s. | ||
| Nîmes | 1974–2013 | 0 n.s. | −0.05 n.s. | −0.05 n.s. |
| Forli | 1970–2013 | −0.05 n.s. | ||
| Trento | 1983–2013 | −0.3 n.s. | ||
| Gembloux | 1984–2013 | −0.19 n.s. | ||
| Bonn | 1959–2013 | −0.22 n.s. | ||
| Conthey | 1970–2013 | −0.4** | −0.36* | |
| Ain Taoujdate | 1984–2013 | 0.19 n.s. | ||
| Sao Joaquim | 1972–2013 | 0.69** | 0.63** | 0.72** |
| Caçador | 1982–2013 | 0.63** | 0.61** | 0.25 n.s. |