不同施氮水平对烤烟叶片农艺性状的影响
Journal of Hunan University of Arts and Science(Natural Science Edition)（2019）
Abstract
本文探讨了不同施氮量对烤烟叶片农艺性状的影响,结果表明,随着施氮量的增加,烤烟叶片的最大叶长、最大叶宽、叶片厚度均呈增加趋势.施氮量过多,烤烟的大田生育期延长;施氮量过少,烤烟大田生育期缩短.4个处理中,对云烟87施用105 kg/hm2氮肥综合效益最佳.
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