叶面喷施甜菜碱对不同播期夏玉米产量形成及抗氧化能力的调控

陈静, 任佰朝, 赵斌, 刘鹏, 张吉旺

Regulation of leaf-spraying glycine betaine on yield formation and antioxidation of summer maize sowed in different dates

CHEN Jing, REN Bai-Zhao, ZHAO Bin, LIU Peng, ZHANG Ji-Wang

图3 甜菜碱对不同播期夏玉米生育进程的影响 E-CK: 6月5日播期对照; N-CK: 6月15日播期对照; L-CK: 6月25日播期对照; E-GB: 6月5日播期喷施甜菜碱; N-GB: 6月15日播期喷施甜菜碱; L-GB: 6月25日播期喷施甜菜碱; JNK: 京农科728; DH: 登海618; SD: 播种; VT: 抽雄期; R1: 吐丝期; R6: 成熟期。

Fig. 3 Effects of glycine betaine on summer maize growth period at different sowing dates E-CK: June 5 as the control; N-CK: June 15 as the control; L-CK: June 25 as the control; E-GB: spraying glycine betaine on June 5; N-GB: spraying glycine betaine on June 15; L-GB: spraying glycine betaine on June 25; JNK: Jingnongke 728; DH: Denghai 618; SD: sowing date; VT: tasseling stage; R1: silking stage; R6: physiological maturity stage.