施氮量、种植密度和留叶数对湘西烟区湘烟7号产量和质量的影响
朱子健, 陈娜娜, 吴月莹, 穰中文, 戴林建, 田明慧, 田峰, 易镇邪

Effects of Nitrogen Application Rate, Planting Density and Retained Leaf Number on Yield and Quality of Xiangyan 7 in Tobacco Region of Western Hunan
Zhu Zijian, Chen Nana, Wu Yueying, Rang Zhongwen, Dai Linjian, Tian Minghui, Tian Feng, Yi Zhenxie
表1 施氮量、种植密度、留叶数L9(34)正交设计表
Table 1 L9(34) orthogonal design table for nitrogen application rate, planting density, and retained leaf number
处理
Treatment
组合
Combination
施氮量
Nitrogen application rate (kg/hm2)
种植密度(株/hm2
Planting density (plant/hm2)
留叶数
Retained leaf number
1 N1D1L1 112.5 15 150 14
2 N1D2L2 112.5 16 665 16
3 N1D3L3 112.5 18 510 18
4 N2D1L2 135.0 15 150 16
5 N2D2L3 135.0 16 665 18
6 N2D3L1 135.0 18 510 14
7 N3D1L3 157.5 15 150 18
8 N3D2L1 157.5 16 665 14
9 N3D3L2 157.5 18 510 16