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秸秆还田对我国主要粮食作物产量效应的整合(Meta)分析
杨竣皓(),骆永丽,陈金,金敏,王振林,李勇()
Effects of Main Food Yield Under Straw Return in China: A Meta-Analysis
YANG JunHao(),LUO YongLi,CHEN Jin,JIN Min,WANG ZhenLin,LI Yong()

图1. 发表偏倚性检验漏斗图

Fig. 1. Funnel plot of publication bias test