机械化栽培条件下株距对油葵生长发育及产量的影响
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李积铭,李爱国,贾英全,宋聪敏,刘桂华,徐桂真,李和平
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Effects of Plant Spacing on Growth and Yield of Oil Sunflower under Mechanized Cultivation Conditions
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Jiming Li,Aiguo Li,Yingquan Jia,Congmin Song,Guihua Liu,Guizhen Xu,Heping Li
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表2 不同株距对不同生育期单株叶面积的影响
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Table 2 Effects of different plant spacing on leaf area per plant at different growth stages cm2/株 cm2/plant
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| 品种Variety | 处理Treatment | 苗期Seedling stage | 现蕾期Budding stage | 开花期Flowering stage | 灌浆期Grain filling stage | 成熟期Mature stage | | 新葵20 | T1 | 70.97bc | 666.58de | 2 413.14bc | 2 506.70c | 1 714.99cd | | Xinkui 20 | T2 | 72.66bc | 706.80cd | 2 536.38bc | 2 716.42b | 1 763.01cd | | T3 | 77.06ab | 744.25bc | 2 575.60b | 2 679.66b | 1 814.13bc | | T4 | 81.01a | 827.46a | 2 750.51a | 2 957.65a | 2 141.70a | | T5 | 66.82cd | 658.24de | 2 358.62c | 2 567.36bc | 1 654.83cd | | T6 | 64.10d | 632.35e | 2 140.91d | 2 420.80c | 1 602.66d | | SD567 | T1 | 78.87ab | 684.91bc | 2 286.37c | 2 576.70cd | 1 746.48c | | T2 | 81.36a | 714.64b | 2 499.90bc | 2 733.49b | 1 988.57b | | T3 | 73.39bc | 718.53b | 2 662.87b | 2 632.60bc | 1 684.22cd | | T4 | 82.80a | 820.81a | 2 889.71a | 3 053.82a | 2 330.56a | | T5 | 65.76e | 644.49cf | 2 292.70c | 2 461.82d | 1 518.73de | | T6 | 63.68e | 609.28cd | 1 960.63d | 2 245.48e | 1 487.58e |
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