施氮量与种植密度对海岛棉铃叶系统抗氧化特性的影响

张承洁, 王丽, 胡浩然, 宁丽云, 吴一帆, 张巨松

Effects of Nitrogen Application Rate and Planting Density on Antioxidant Properties of Boll-Leaf System in Gossypium barbadense L.

Zhang Chengjie, Wang Li, Hu Haoran, Ning Liyun, Wu Yifan, Zhang Jusong

表4 不同处理下海岛棉的纤维品质

Table 4 Fiber quality of sea island cotton under different treatments

种植密度 Planting density 施氮量 Nitrogen application rate 上半部平均长度 Average length of upper half (mm) 整齐度 Uniformity (%) 断裂比强度 Specific strengthat break (cN/tex) 伸长率 Elongation (%) 马克隆值 Micron value 纺织参数 Textile parameter M20 N0 39.27ab 90.07ab 47.88a 7.93ab 4.03ab 238.00abc N1 39.60ab 90.77ab 48.23a 8.33ab 4.30a 238.00abc N2 39.80a 91.30ab 48.90a 8.37ab 4.07ab 238.67ab N3 40.00a 90.17ab 47.84a 8.77a 4.10ab 251.00a M24 N0 37.77bc 89.83ab 44.51ab 7.67b 4.17ab 220.33cd N1 39.37ab 90.47ab 46.16ab 7.80b 3.80b 238.00abc N2 39.47ab 91.33ab 46.81ab 8.43ab 4.13ab 234.67abc N3 39.87a 90.80ab 44.95ab 8.43ab 4.20ab 229.33bc M28 N0 37.37c 89.13b 42.67b 8.40ab 4.23a 210.67d N1 38.83abc 90.90ab 45.17ab 8.47ab 4.30a 227.33bcd N2 39.03abc 91.83a 46.63ab 8.37ab 4.03ab 249.33a N3 38.93abc 91.60a 44.60ab 8.67a 4.27a 238.00abc 施氮量Nitrogen application rate (N) * ns ns ns ns ** 种植密度Planting density (M) ns ns ** ns ns *