北疆玉米大田机械粒收质量调查

李少昆,张万旭,王克如,韩冬生,杨小霞,陈永生,俞万兵,刘朝巍,张国强,柳枫贺,陈江鲁,杨京京,李璐璐,谢瑞芝,侯鹏,明博

Study on Maize Mechanical Grain Harvest in Northern Xinjiang

Shaokun Li,Wanxu Zhang,Keru Wang,Dongsheng Han,Xiaoxia Yang,Yongsheng Chen,Wanbing Yu,Chaowei Liu,Guoqiang Zhang,Fenghe Liu,Jianglu Chen,Jingjing Yang,Lulu Li,Ruizhi Xie,Peng Hou,Bo Ming

表1 北疆春玉米大田机械粒收质量调查

Table 1 The qualities of mechanical grain harvest in the field in northern Xinjiang %

收获质量Harvest quality 平均值Average 标准差Standard deviation 最小值Minimum 最大值Maximum 变异系数Coefficient of variation 破碎率Broken rate 6.38 3.03 1.18 17.20 47.5 杂质率Impurity rate 0.41 0.39 0.00 2.21 97.0 产量损失率Yield loss rate 0.96 1.92 0.00 15.14 200.0 落粒率Grain loss rate 0.39 0.47 0.00 3.65 233.7 落穗率Ear loss rate 0.94 2.19 0.00 13.98 120.1