黄淮海平原夏玉米一次性施肥肥料产品的筛选与产量效应

江丽华, 谭德水, 李子双, 李宗新, 郭建华, 孙克刚, 李妮, 徐钰, 杨岩, 石璟, 王梅, 刘兆辉

Fertilizer Product Screening and Yield Response About One-off Fertilization on Summer Maize in Huang-Huai-Hai Plain

LiHua JIANG, DeShui TAN, ZiShuang LI, ZongXin LI, JianHua GUO, KeGang SUN, Ni LI, Yu XU, Yan YANG, Jing SHI, Mei WANG, ZhaoHui LIU

表3 各处理多地玉米产量可持续性指数（SYI）和变异系数（CV）

Table 3 Sustainable yield index and coefficient of variation of maize yield in multiple places of different treatments

处理Treatment OPT CRFA CRFB CRFC CRFD CRFE CRFF CRFG CRFH SYI 0.65±0.05c 0.65±0.05c 0.68±0.03ab 0.66±0.04bc 0.69±0.05a 0.66±0.05bc 0.69±0.05ab 0.70±0.04a 0.69±0.02a CV (%) 7.14±0.53a 6.59±0.43b 4.32±0.19e 6.08±0.37c 6.16±0.40c 7.32±0.55a 6.28±0.40c 5.69±0.34d 3.19±0.10f