Treatment | 2015 | 2016 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
t1 DAE / d | t2 DAE / d | Δt / d | VT / (g·m−2·d−1) | VM / (g·m−2·d−1) | t1 DAE / d | t2 DAE / d | Δt / d | VT / (g·m−2·d−1) | VM / (g·m− 2·d− 1) | |
Cotton plant biomass | ||||||||||
N120 | 68.8 | 111.0 | 42.2 | 10.75 | 12.25 | 71.2 | 114.0 | 42.9 | 13.21 | 15.07 |
N150 | 61.0 | 104.9 | 43.9 | 10.66 | 12.15 | 84.1 | 129.9 | 45.8 | 12.94 | 14.76 |
N180 | 71.3 | 99.5 | 28.3 | 19.90 | 22.69 | 85.7 | 130.2 | 44.5 | 15.39 | 17.55 |
N210 | 73.6 | 106.7 | 33.1 | 16.88 | 19.24 | 88.4 | 149.5 | 61.1 | 11.69 | 13.33 |
N240 | 81.6 | 113.9 | 32.3 | 18.35 | 20.92 | 76.9 | 127.7 | 50.8 | 13.88 | 15.84 |
Average | 71.3 | 107.2 | 35.9 | 15.31 | 17.45 | 81.3 | 130.3 | 49.0 | 13.42 | 15.31 |
Vegetative organ biomass (VOB) | ||||||||||
N120 | 59.0 | 78.3 | 19.3 | 7.78 | 8.86 | 60.4 | 109.1 | 48.7 | 5.17 | 5.89 |
N150 | 55.1 | 76.2 | 21.1 | 8.31 | 9.47 | 68.6 | 127.6 | 59.0 | 4.45 | 5.07 |
N180 | 59.2 | 84.2 | 25.0 | 8.48 | 9.67 | 67.2 | 118.0 | 50.8 | 5.91 | 6.74 |
N210 | 55.3 | 88.0 | 32.8 | 5.90 | 6.73 | 68.8 | 125.3 | 56.5 | 5.87 | 6.69 |
N240 | 58.9 | 87.4 | 28.5 | 6.57 | 7.24 | 58.7 | 105.3 | 46.5 | 7.07 | 8.07 |
Average | 57.5 | 82.8 | 25.3 | 7.41 | 8.39 | 64.7 | 117.1 | 52.3 | 5.69 | 6.49 |
Reproductive organ biomass (ROB) | ||||||||||
N120 | 84.5 | 109.4 | 24.9 | 10.22 | 11.65 | 93.8 | 118.3 | 24.5 | 9.56 | 10.91 |
N150 | 82.6 | 106.2 | 23.6 | 10.10 | 11.51 | 92.3 | 115.4 | 23.1 | 10.28 | 11.72 |
N180 | 80.9 | 103.2 | 22.3 | 12.89 | 14.69 | 95.0 | 115.0 | 20.0 | 13.90 | 15.86 |
N210 | 84.5 | 108.1 | 23.5 | 12.43 | 14.17 | 91.9 | 109.7 | 17.9 | 13.66 | 15.58 |
N240 | 81.6 | 103.6 | 22.0 | 11.56 | 13.18 | 94.1 | 111.2 | 17.1 | 13.87 | 15.82 |
Average | 82.8 | 106.1 | 23.3 | 11.44 | 13.04 | 93.4 | 113.9 | 20.5 | 12.26 | 13.98 |
Reproductive relative organ biomass (R. ROB) | ||||||||||
N120 | 67.2 | 106.0 | 38.8 | 1.26 | 1.43 | 80.0 | 114.5 | 34.5 | 2.33 | 2.65 |
N150 | 63.6 | 108.0 | 44.5 | 1.21 | 1.38 | 82.4 | 119.1 | 36.7 | 2.55 | 2.91 |
N180 | 68.0 | 116.4 | 48.4 | 1.29 | 1.48 | 83.7 | 123.7 | 40.0 | 2.68 | 3.05 |
N210 | 60.6 | 105.8 | 45.2 | 1.61 | 1.83 | 87.8 | 139.9 | 52.1 | 2.32 | 2.64 |
N240 | 65.3 | 117.4 | 52.1 | 1.80 | 2.05 | 89.0 | 140.9 | 51.9 | 2.38 | 2.71 |
Average | 64.9 | 110.7 | 45.8 | 1.43 | 1.63 | 84.6 | 127.6 | 43.0 | 2.45 | 2.80 |