Table 1. Pearson correlation coefficients# (r) between wind parameters (wind speed, wind frequency, and wind run) and frequency of gene flow at different distances†.
Wind parameters | Overall gene flow | Distance from the pollen source‡ |
|||||||
---|---|---|---|---|---|---|---|---|---|
0.1 | 1 | 5 | 15 | 25 | 35 | 50 | |||
m | |||||||||
Wind speed | r (Pearson) | 0.29** | 0.65** | 0.58** | 0.48** | 0.29* | 0.22 | 0.19 | 0.11 |
df | 394 | 54 | 30 | 54 | 54 | 54 | 54 | 26 | |
Wind frequency | r (Pearson) | 0.26** | 0.57** | 0.57** | 0.52** | 0.42** | 0.46** | 0.34** | 0.40* |
df | 394 | 54 | 30 | 54 | 54 | 54 | 54 | 26 | |
Wind run | r (Pearson) | 0.29** | 0.65** | 0.56** | 0.51** | 0.36** | 0.35** | 0.26 | 0.15 |
df | 394 | 54 | 30 | 54 | 54 | 54 | 54 | 26 |
#Pearson correlation coefficients were tested at two significance levels, P < 0.05 (*), and P < 0.01 (**).
†Abbreviations: df, degrees of freedom.
‡Gene flow data at 50 m was only from the four ordinal directions (NE, NW, SE, SW).