钾肥对糜子茎秆形态、力学、生理特性及抗倒伏能力的影响
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梁海燕, 李海, 丁超, 杨芳, 宋晓强, 邓亚蕊, 刘贵山, 林凤仙, 张翔宇, 苏占明, 姜超
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Effects of Potassium Fertilizer on Morphology, Mechanical Properties, Physiological Characteristics and Lodging Resistance of Broom Corn Millet
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Liang Haiyan, Li Hai, Ding Chao, Yang Fang, Song Xiaoqiang, Deng Yarui, Liu Guishan, Lin Fengxian, Zhang Xiangyu, Su Zhanming, Jiang Chao
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表3 不同K肥处理对糜子植株茎秆力学特性的影响
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Table 3 Effects of different K fertilizer on mechanical characteristics of broom corn millet plants
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年份
Year | K肥
K
fertilizer
(K2O
kg/hm2) | 抗折力
Breaking resistance (N) | | 机械强度
Mechanical strength (N·cm) | | 倒伏指数
Lodging index | | 倒伏系数
Lodging coefficient | 基1节
Section
1 | 基2节
Section
2 | 基3节
Section
3 | 基4节
Section
4 | | 基1节
Section
1 | 基2节
Section
2 | 基3节
Section
3 | 基4节
Section
4 | | 基1节
Section
1 | 基2节
Section
2 | 基3节
Section
3 | 基4节
Section
4 | | 基1节
Section
1 | 基2节
Section
2 | 基3节
Section
3 | 基4节
Section
4 | | 2017 | 0 | 44.7 | 34.4 | 28.1 | 22.6 | | 338.7 | 258.3 | 224.5 | 167.6 | | 15.2 | 20.0 | 23.0 | 30.8 | | 9.8 | 12.9 | 14.8 | 19.8 | | 30 | 50.0 | 32.8 | 28.4 | 23.6 | | 237.3 | 300.7 | 293.1 | 204.2 | | 19.5 | 15.4 | 15.8 | 22.6 | | 9.8 | 7.8 | 8.0 | 11.4 | | 60 | 54.2 | 38.2 | 32.4 | 25.7 | | 230.4 | 312.0 | 224.3 | 216.6 | | 22.4 | 16.6 | 23.0 | 23.9 | | 9.8 | 7.2 | 10.0 | 10.4 | | 90 | 55.0 | 38.4 | 39.9 | 30.6 | | 197.1 | 284.8 | 328.9 | 229.8 | | 34.7 | 24.0 | 20.8 | 29.8 | | 12.5 | 8.6 | 7.5 | 10.7 | | 120 | 40.3 | 35.6 | 31.7 | 22.6 | | 93.9 | 258.1 | 274.4 | 180.5 | | 54.4 | 19.8 | 18.6 | 28.3 | | 26.8 | 9.8 | 9.2 | 14.0 | | 150 | 50.9 | 35.2 | 32.2 | 26.1 | | 135.8 | 299.5 | 273.7 | 234.9 | | 36.1 | 16.4 | 17.9 | 20.9 | | 19.9 | 9.0 | 9.9 | 11.5 | | 2018 | 0 | 41.4 | 30.9 | 27.2 | 26.8 | | 170.5 | 235.0 | 230.2 | 216.1 | | 32.7 | 23.8 | 24.2 | 25.8 | | 14.1 | 10.2 | 10.4 | 11.1 | | 45 | 40.8 | 28.0 | 22.4 | 22.0 | | 122.9 | 223.8 | 213.5 | 199.9 | | 42.0 | 23.1 | 24.2 | 25.8 | | 17.6 | 9.7 | 10.1 | 10.8 | | 90 | 53.1 | 46.4 | 32.2 | 27.0 | | 291.2 | 316.5 | 313.9 | 228.2 | | 22.8 | 20.9 | 21.1 | 29.0 | | 9.2 | 8.5 | 8.6 | 11.8 | | 135 | 48.4 | 40.4 | 27.0 | 25.2 | | 316.9 | 340.8 | 334.3 | 235.0 | | 25.5 | 23.7 | 24.1 | 34.3 | | 10.3 | 9.6 | 9.8 | 14.0 |
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