不同种植密度对大麦产量和青贮品质的影响

赵准,李剑,宋瑞娇,郭岩,令江瑞,齐军仓

Effects of Different Planting Densities on Biomass Yield and Silage Quality of Barley

Zhun Zhao,Jian Li,Ruijiao Song,Yan Guo,Jiangrui Ling,Juncang Qi

表4 不同种植密度对大麦全株产量、干物质含量以及可溶性碳水化合物含量的影响

Table 4 Effects of different planting densities on fresh grass, hay grass yield and water soluble carbohydrate of barley

品种(系) Cultivar (Line) 种植密度 Planting density 鲜草产量(t/hm2) Fresh grass yield 干草产量(t/hm2) Hay grass yield 干物质含量(%) Dry matter content 可溶性碳水化合物(%) Water soluble carbohydrate P14-22 低Low 28.17±0.44cd 14.30±0.66c 51.23±2.21c 2.82±0.23b 中Medium 33.61±0.51a 17.74±0.77a 52.14±1.27c 2.43±0.54b 高High 30.28±1.75bc 16.14±1.30ab 53.32±0.87c 2.54±0.43b 垦啤麦13 Kenpimai 13 低Low 24.72±1.13ef 12.61±0.39cd 50.86±2.43c 4.52±0.52a 中Medium 30.02±1.80b 17.11±1.29ab 56.82±0.77b 4.21±0.34a 高High 30.22±1.39bc 17.16±1.16a 57.29±0.28b 4.22±0.63a P13-3 低Low 23.72±1.36f 12.25±0.99d 52.39±2.23c 2.22±0.43b 中Medium 26.44±0.95de 14.85±0.88bc 56.82±1.86b 1.73±0.37b 高High 23.72±0.25f 15.38±0.80bc 65.34±3.17a 1.93±0.48b