黄淮海区域现代夏玉米品种产量与养分吸收规律

程乙,刘鹏,刘玉文,庞尚水,董树亭,张吉旺,赵斌,任佰朝

Regulation of grain yield and nutrient absorption of modern summer maize varieties in the Yellow-Huaihe-Haihe Rivers region

Yi CHENG,Peng LIU,Yu-Wen LIU,Shang-Shui PANG,Shu-Ting DONG,Ji-Wang ZHANG,Bin ZHAO,Bai-Zhao REN

图7 各产量水平下的磷素籽粒生产率和磷素收获指数 图中实线表示中值, 虚线表示平均值, 箱型边界表示75%和25%的四分位数, 上下边缘表示90和10百分位数, 圆圈表示95和5百分位数。

Fig. 7 P grain production efficiency and P harvest index of summer maize for different yield ranges The solid and dashed lines indicate median and mean, respectively. The box boundaries indicate the 75% and 25% quartiles, the whisker caps indicate 90th and 10th percentiles, and the circles indicate the 95th and 5th percentiles.