修剪对山地苹果蒸腾的影响及模拟
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叶苗泰,霍高鹏,杨博,赵西宁,高晓东
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Measurements and Modeling of the Impacts of Different Pruning Degrees on Transpiration of Apple Orchard in Hilly Regions
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MiaoTai YE,GaoPeng HUO,Bo YANG,XiNing ZHAO,XiaoDong GAO
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表1 各修剪处理冠层结构、产量与快速光响应曲线参数差异
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Table 1 Canopy structure and rapid light curves difference in different pruning treatments
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处理 | 叶面积 Leaf area (m2) | 株高 Plant height (cm) | 冠幅直径 Canopy diameter (cm) | 总枝量 Total branches (×104·hm-2) | 产量 Yield (kg·tree-1) | 最大电子传递速率 Jmax (μmol·m-2·s-1) | 最大羧化速率 Vmax (μmol·m-2·s-1) | 初始斜率 α (-) | CK | 8.81±0.46a | 310±24a | 210±18a | 100.02±6.01a | 4.33±0.22a | 163.40±11.06a | 81.89±6.74a | 0.27±0.03a | PI-1 | 7.93±0.36b | 302±15a | 205±33a | 95.35±5.97a | 4.44±0.26a | 166.43±7.73a | 83.74±4.71a | 0.28±0.03a | PI-2 | 6.50±0.26c | 320±14a | 200±20a | 83.35±3.35b | 4.06±0.27ab | 178.18±16.09a | 90.90±9.81a | 0.27±0.02a | PI-3 | 5.09±0.17d | 300±21a | 190±14a | 71.85±4.67c | 3.64±0.19b | 185.43±7.56a | 95.32±4.61a | 0.27±0.03a |
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