施氮量对酒用糯高粱品种红缨子产量及氮素吸收利用的影响
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高杰, 封广才, 李晓荣, 李青风, 汪灿, 张国兵, 周棱波, 彭秋
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Effects of Nitrogen Fertilizer on Yield and Nitrogen Use Characteristics in Waxy Sorghum Cultivar "Hongyingzi"
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Gao Jie, Feng Guangcai, Li Xiaorong, Li Qingfeng, Wang Can, Zhang Guobing, Zhou Lengbo, Peng Qiu
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表2 不同施氮量下的糯高粱经济效益
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Table 2 Benefit of waxy sorghum under different nitrogen application levels
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| 处理Treatment | 产量
Yield
(kg/hm2) | 产值 (元/hm2)
Output value
(yuan/hm2) | 肥料投入 (元/hm2)
Fertilizer input
(yuan/hm2) | 净利润 (元/hm2)
Net profit (yuan/hm2) | 氮平衡
N balance
(kg/hm2) | 增收 (元/hm2)
Increased income
(yuan/hm2) | 产投比
Value cost ratio | | N0 | 3 772.22c | 22 633.33c | 1 302.75 | 21 330.58 | -137.66 | – | – | | N120 | 4 605.56a | 27 633.33a | 1 824.75 | 25 808.58 | -65.25 | 4 478.00 | 2.45 | | N240 | 4 861.11a | 29 166.67a | 2 346.75 | 26 819.92 | 34.03 | 5 489.33 | 2.34 | | N360 | 4 472.22b | 26 833.33b | 2 868.75 | 23 964.58 | 175.74 | 2 634.00 | 0.92 | | N480 | 4 216.67b | 25 300.00b | 3 390.75 | 21 909.25 | 297.78 | 578.67 | 0.17 | | N600 | 3 988.89c | 23 933.33c | 3 912.75 | 20 020.58 | 422.98 | -1 310.00 | -0.33 |
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