施氮量对高粱产量、品质及氮利用效率的影响

曹晓燕, 武爱莲, 王劲松, 董二伟, 焦晓燕

Effects of Nitrogen Fertilization on Yield, Quality and Nitrogen Utilization Efficiency of Sorghum

Cao Xiaoyan, Wu Ailian, Wang Jinsong, Dong Erwei, Jiao Xiaoyan

表2 施氮量对高粱籽粒品质的影响

Table 2 Effects of N fertilization on quality of grain yield of sorghum

处理 Treatment 单宁 Tannic (g/kg) 淀粉Starch 蛋白质Protein 含量(%) Content 单籽粒产量 Production per grain (mg) 总产量(g/盆) Total production (g/pot) 含量(%) Content 单籽粒产量 Production per grain (mg) 总产量(g/盆) Total production (g/pot) N0 16.5±0.1a 69.6±0.4b 11.8±0.2d 4.0±0.1e 6.3±0.1d 1.2±0.0e 0.4±0.0e N1 15.3±0.4ab 73.7±0.2a 16.2±0.2b 17.2±0.4b 6.2±0.2d 1.4±0.0de 1.4±0.0d N2 15.2±0.9ab 71.3±0.1b 14.5±0.7cd 21.1±0.6a 8.0±0.1c 1.6±0.1d 2.4±0.1c N3 14.2±0.8ab 67.6±0.6c 14.4±1.2cd 23.1±0.7a 11.7±0.1b 2.5±0.2c 4.0±0.1a N4 12.9±0.1b 67.0±0.7c 19.3±0.4a 21.2±0.7a 12.8±0.2a 3.7±0.1a 4.0±0.1a N5 14.5±0.2ab 66.4±0.2c 15.8±0.3c 14.0±0.3c 13.2±0.3a 3.1±0.1b 2.8±0.1b