不同施氮量对烤烟生产的影响 |
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引用本文: | 周宽余 韩国彪. 不同施氮量对烤烟生产的影响[J]. 山西农业科学, 1998, 26(2): 58-59 |
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作者姓名: | 周宽余 韩国彪 |
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作者单位: | [1]山西省烟草公司 [2]山西省农业科学院 |
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摘 要: | 通过田间小区试验,研究了施氮量对烤烟产量、品质和效益的影响。结果表明,在施氮量为22.5-67.5kg/hm2范围内,随着施氮量的增加,烤烟产量、效益提高,评吸鉴定品质提高。当施氮量过多时,产量增加,但品质和效益降低。施氮量37.5kg/hm2时,烤烟产值达到最高,品质最佳
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关 键 词: | 烤烟 施氮量 产量 质量 效益 |
The Effect of Different N Application Amount on Tobacco Yield |
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Abstract: | The effect of N application amount on the yield, quality and benefit of tobacco was studied.The result showed that when the N application was 37. 5kg/hm2, the output value was the highest and the quality was the most excellent. |
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Keywords: | Tobacco N application amount Yield Quality Benefit |
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