新疆不同刈割期对春性大麦干草产量和青贮品质影响的研究

赵准,齐军仓,李剑,郭岩,令江瑞,李虎情

Influence of Mowing Stages on Hay Yield and Fermentation Quality of Spring Barley

Zhun Zhao,Juncang Qi,Jian Li,Yan Guo,Jiangrui Ling,Huqing Li

表1 不同刈割期3个大麦品种（系）的农艺性状

Table 1 Agronomic traits of barley at different mowing stages

品种(系) Cultivar (line) 刈割期 Mowing stage 日期(月/日) Date (Month/day) 株高(cm) Plant height 茎比例(%) Stem proportion 叶比例(%) Leaf proportion 穗比例(%) Ear proportion 垦啤麦13 抽穗期Heading stage 5/29 82.93±0.95b 33.96±0.83bc 55.83±0.70a 10.21±0.13f Kenpimai13 灌浆期Filling stage 6/4 105.97±3.07a 34.36±1.64bc 37.92±0.95c 27.71±0.69e 灌浆10d Filling for 10 days 6/14 107.40±3.12a 22.85±1.30d 17.04±1.32h 60.11±2.59b 蜡熟期Dough stage 6/26 107.40±1.15a 19.92±1.11e 13.89±1.64i 66.19±0.95a P13-3 抽穗期Heading stage 5/24 69.87±3.81d 36.17±0.17ab 52.20±0.14b 11.63±0.03f 灌浆期Filling stage 6/1 83.00±3.06b 37.80±1.69a 34.06±0.92d 28.14±0.76e 灌浆10d Filling for 10 days 6/10 83.17±3.15b 23.97±3.53d 24.04±0.45f 51.99±3.19c 蜡熟期Dough stage 6/23 83.83±1.50b 16.33±1.25f 16.31±1.24h 67.36±2.43a 甘啤4号 抽穗期Heading stage 5/31 78.37±2.76c 35.06±1.23ab 54.84±1.04a 10.09±0.19f Ganpi4 灌浆期Filling stage 6/4 87.20±1.95b 36.13±0.99ab 35.85±0.56d 28.02±0.44e 灌浆10d Filling for 10 days 6/14 86.63±1.97b 31.32±2.25c 27.90±1.85e 40.78±4.06d 蜡熟期Dough stage 6/26 83.20±2.74b 15.11±1.96f 19.61±1.09g 65.28±0.87a