Table 4 Eigenvalues of equation of cotton reproductive organ biomass accumulation under different cropping modes | 年份 Year | 棉花品种Cotton cultivar | 配置方式Cropping mode | 方程特征值Eigen value of equation | 决定系数R2 | ||||
|---|---|---|---|---|---|---|---|---|
| 起始时间t1/d | 终止时间t2/d | 持续时间Δt/d | 最大速率 Vm/(g·d-1) | 理论最大值mmax/g | ||||
| 2018 | ZM50 | W2C1 | 86.1 c | 134.2 b | 48.1 b | 1.64 a | 119.7 ab | 0.998 5 |
| W3C1 | 94.5 b | 147.9 b | 53.4 a | 1.53 ab | 124.3 a | 0.998 9 | ||
| W6C2 | 87.1 c | 140.6 b | 53.5 a | 1.65 a | 133.1 a | 0.999 0 | ||
| ZM79 | W2C1 | 94.8 ab | 145.8 b | 51.0 a | 1.40 b | 108.8 ab | 0.996 1 | |
| W3C1 | 103.0 a | 157.6 a | 54.6 a | 1.13 c | 93.3 b | 0.998 2 | ||
| W6C2 | 96.6 ab | 151.9 a | 55.3 a | 1.33 bc | 111.8 ab | 0.998 5 | ||
| 2019 | ZM50 | W2C1 | 87.3 c | 116.6 b | 29.3 a | 2.40 ab | 106.7 a | 0.991 9 |
| W3C1 | 91.6 bc | 122.3 ab | 30.7 a | 2.13 b | 99.2 a | 0.998 6 | ||
| W6C2 | 82.7 c | 114.2 b | 31.5 a | 2.48 a | 118.5 a | 0.999 3 | ||
| ZM79 | W2C1 | 100.2 a | 131.8 a | 31.6 a | 2.43 ab | 116.5 a | 0.998 1 | |
| W3C1 | 100.1 a | 131.2 a | 31.1 a | 2.07 b | 97.8 a | 0.999 5 | ||
| W6C2 | 94.5 ab | 123.0 ab | 28.4 a | 2.66 a | 119.7 a | 0.998 7 | ||
