中国玉米机械粒收质量主要指标分析

王克如, 李璐璐, 高尚, 王浥州, 黄兆福, 谢瑞芝, 明博, 侯鹏, 薛军, 张国强, 侯梁宇, 李少昆

Analysis of main quality index of corn harvesting with combine in China

WANG Ke-Ru, LI Lu-Lu, GAO Shang, WANG Yi-Zhou, HUANG Zhao-Fu, XIE Rui-Zhi, MING Bo, HOU Peng, XUE Jun, ZHANG Guo-Qiang, HOU Liang-Yu, LI Shao-Kun

表2 籽粒含水率与破碎率、杂质率、损失率间的相关关系(2012-2019)

Table 2 Pearson correlation coefficient between grain moisture content, broken corn, foreign material, grains loss, and ears loss from 2012 to 2019

	破碎率 Broken corn	杂质率 Foreign material	落粒率 Grain loss rate	落穗率 Ear loss rate	总损失率 Whole loss rate
籽粒含水率Grain moisture content	0.480^**	0.386^**	-0.031^ns	-0.071^**	-0.103^**
破碎率Broken corn		0.211^**	-0.022^ns	0.101^**	0.039^ns
杂质率Foreign material			0.073^**	0.071^**	0.036^ns
落粒率Grains loss				0.180^**	0.567^**
落穗率Ears loss					0.931^**