Climate period | Air temp. (˚C) | Evap. (mm∙d−1) | Surface soil temp. (˚C) | Sunshine duration (h∙d−1) | Humidity (%) | |||||
Max. | Min. | Max-Min♦ | 0600 h | 1800 h | Max. | Min. | ||||
(X1) | (X2) | (X3) | (X4) | (X5) | (X6) | (X7) | (X8) | (X9) | ||
0# | Flower | −0.07 | −0.06 | −0.03 | −0.56** | −0.01 | −0.20 | −0.25* | 0.40** | 0.14 |
Boll | −0.03 | −0.07 | −0.01 | −0.53** | −0.06 | −0.16 | −0.14 | 0.37** | 0.10 | |
1 | Flower | −0.15 | −0.08 | −0.11 | −0.64** | −0.01 | −0.17 | −0.30* | 0.39** | 0.20 |
Boll | −0.07 | −0.08 | −0.02 | −0.58** | −0.06 | −0.10 | −0.23* | 0.36** | 0.13 | |
2 | Flower | −0.26* | −0.10 | −0.22 | −0.69** | −0.07 | −0.30* | −0.35** | 0.42** | 0.30* |
Boll | −0.18 | −0.08 | −0.14 | −0.64** | −0.05 | −0.21 | −0.25* | 0.40** | 0.20 | |
3 | Flower | −0.28* | −0.02 | −0.31** | −0.72** | 0.15 | −0.29* | −0.37** | 0.46** | 0.35** |
Boll | −0.19 | −0.02 | −0.21 | −0.65** | 0.11 | −0.20 | −0.30* | 0.37** | 0.25* | |
4 | Flower | −0.26* | −0.03 | −0.26* | −0.67** | 0.08 | −0.24* | −0.41** | 0.46** | 0.35** |
Boll | −0.21 | −0.04 | −0.21 | −0.63** | 0.04 | −0.18 | −0.35** | 0.39** | 0.29* | |
5 | Flower | −0.27* | −0.02 | −0.27* | −0.68** | 0.16 | −0.29* | −0.45** | 0.49** | 0.38** |
Boll | −0.22 | 0.00 | −0.24* | −0.63** | 0.16 | −0.21 | −0.39** | 0.44** | 0.32** | |
6 | Flower | −0.21 | 0.05 | −0.25* | −0.73** | 0.16 | −0.28* | −0.46** | 0.47** | 0.42** |
Boll | −0.15 | 0.08 | −0.21 | −0.67** | 0.19 | −0.19 | −0.46** | 0.43** | 0.35** | |
7 | Flower | −0.17 | −0.01 | −0.17 | −0.69** | 0.10 | −0.27* | −0.43** | 0.46** | 0.35** |
Boll | −0.11 | −0.06 | −0.15 | −0.64** | 0.14 | −0.19 | −0.46** | 0.43** | 0.32** | |
8 | Flower | −0.24* | −0.03 | −0.24* | −0.71** | 0.09 | −0.30* | −0.44** | 0.45** | 0.45** |
Boll | −0.14 | 0.04 | −0.17 | −0.63** | 0.16 | −0.17 | −0.48** | 0.44** | 0.39** | |
9 | Flower | −0.23 | −0.10 | −0.19 | −0.68** | 0.05 | −0.33** | −0.32** | 0.43** | 0.44** |
Boll | −0.14 | 0.04 | −0.17 | −0.61** | 0.15 | −0.21 | −0.40** | 0.42** | 0.41** | |
10 | Flower | −0.26* | 0.05 | −0.30* | −0.67** | 0.13 | −0.29* | −0.29* | 0.40** | 0.48** |
Boll | −0.14 | 0.13 | −0.22 | −0.58** | 0.22 | −0.17 | −0.36** | 0.46** | 0.41** | |
11 | Flower | −0.20 | 0.10 | −0.27* | −0.62** | 0.21 | −0.19 | −0.29* | 0.42** | 0.44** |
Boll | −0.04 | 0.22 | −0.16 | −0.53** | 0.27* | −0.04 | −0.38** | 0.45** | 0.36** | |
12 | Flower | −0.17 | 0.16 | −0.26* | −0.62** | 0.29* | −0.15 | −0.40** | 0.44** | 0.45** |
Boll | 0.00 | 0.25* | −0.13 | −0.51** | 0.35** | −0.04 | −0.45** | 0.40** | 0.30* | |
13 | Flower | −0.13 | 0.16 | −0.22 | −0.62** | 0.23 | −0.12 | −0.42** | 0.43** | 0.45** |
Boll | 0.00 | 0.22 | −0.11 | −0.51** | 0.30* | −0.03 | −0.49** | 0.41** | 0.33** | |
14 | Flower | −0.08 | 0.18 | −0.18 | −0.56** | 0.21 | −0.15 | −0.44** | 0.41** | 0.46** |
Boll | 0.01 | 0.21 | −0.10 | −0.47** | 0.26* | −0.09 | −0.49** | 0.42** | 0.33** | |
15 | Flower | −0.08 | 0.22 | −0.21 | −0.51** | 0.24* | −0.22 | −0.42** | 0.39** | 0.38** |
Boll | −0.03 | 0.19 | −0.13 | −0.45** | 0.24* | −0.17 | −0.44** | 0.43** | 0.30* |