单粒精播对花生根系生长、根冠比和产量的影响

冯烨^1,^2,^3,^*, 郭峰^2,^3,^*, 李宝龙^2,³, 孟静静^2,³, 李新国^2,^3,^*, 万书波^2,^3,^*

Effects of Single-seed Sowing on Root Growth, Root-shoot Ratio, and Yield in Peanut (Arachis hypogaca L.)

FENG Ye^1,^2,^3,^**, GUO Feng^2,^3,^**, LI Bao-Long^2,³, MENG Jing-Jing^2,³, LI Xin-Guo^2,^3,^*, WAN Shu-Bo^2,^3,^*

图1 单粒精播对花生根系长度和平均直径的影响 S1: 19.5万穴 hm -2 ; S2: 22.5万穴 hm -2 ; CK: 对照, 15.0万穴 hm -2 。虚线表示拟合方程曲线; r : 相关系数; *表示在0.05水平差异显著; ns: 无显著差异。
Fig. 1 Effects of single-seed sowing on root length and diameter of peanut seedlings S1: 195 000 holes per hectare; S2: 225 000 holes per hectare; CK: the double-seed sowing 150 000 holes per hectare as control. Dotted line: curve of fitted equation; r : correlation coefficient; *: significantly different at the 0.05 probability level; ns: not significant.