黄土高原旱作玉米籽粒水分与机械粒收质量的关系

樊廷录,王淑英,续创业,李尚中,王甲玺,王克如,赵刚,程万莉,张建军,王磊,党翼

Relationship between Grain Moisture and Maize Mechanical Harvesting Qualities in Dry Highland of Loess Plateau

Ting-Lu FAN,Shu-Ying WANG,Chuang-Ye XU,Shang-Zhong LI,Jia-Xi WANG,Ke-Ru WANG,Gang ZHAO,Wan-Li CHENG,Jian-Jun ZHANG,Lei WANG,Yi DANG

表3 籽粒水分、破碎率、杂质率和损失率间的相关系数

Table 3 Correlation coefficient among grain moisture content, broken rate, impurity rate and grain loss rate

	籽粒水分 Grain moisture content	破碎率 Grain broken rate	杂质率 Impurity rate	落粒损失量 Grain loss	落穗损失量 Ear loss
2016
破碎率Grain broken rate	0.657^***
杂质率Impurity rate	0.547^**	0.453^*
落粒损失量Grain loss	0.035^NS	-0.166^NS	0.086^NS
落穗损失量Ear loss	0.339^*	0.073^NS	-0.089^NS	-0.297^NS
总损失量Total grain loss	0.351^*	0.062^NS	-0.084^NS	-0.225^NS	0.997^***
2017
破碎率Grain broken rate	0.734^***
杂质率Impurity rate	0.299^NS	0.024^NS
落粒损失量Grain loss	0.083^NS	0.652^***	0.329^NS
落穗损失量Ear loss	0.736^***	0.095^NS	-0.009^NS	-0.337^NS
总损失量Total grain loss	0.816^***	0.703^***	0.343^NS	-0.159^NS	0.983^***