播种深度对花生生育进程和叶片衰老的影响及其生理机制

甄晓宇,杨坚群,栗鑫鑫,刘兆新,高芳,赵继浩,李颖,钱必长,李金融,杨东清,李向东

Effects and physiological mechanisms of sowing depth on the growth progress and leaf senescence of peanut

Xiao-Yu ZHEN,Jian-Qun YANG,Xin-Xin LI,Zhao-Xin LIU,Fang GAO,Ji-Hao ZHAO,Ying LI,Bi-Chang QIAN,Jin-Rong LI,Dong-Qing YANG,Xiang-Dong LI

表3 播种深度对花生荚果产量及产量构成因子的影响

Table 3 Effects of sowing depth on yield and its components of peanut

年份 Year 处理 Treatment 荚果产量 Pod yield (kg hm-2) 籽仁产量 Kernel yield (kg hm-2) 千克果数 Pods kg-1 单株果数 Pods per plant 出仁率 Shelling rate (%) 2017 SD3 5645.6±30 bc 4036.4±46 c 490.7±11 c 15.0±0.7 b 71.1±0.5 d SD5 5935.9±86 a 4406.8±72 a 425.3±7 e 17.2±0.4 a 74.3±0.3 a SD7 5745.7±46 b 4197.9±34 b 452.7±3 d 15.6±0.5 b 73.1±0.2 b SD9 5615.6±30 c 4057.4±26 c 454.0±4 d 14.8±0.8 b 72.3±0.6 c SD11 5435.4±60 dc 3896.7±47 d 478.0±2 c 13.8±0.4 c 71.6±0.1 cd SD13 5265.3±46 e 3757.9±34 e 507.3±8 b 12.8±0.8 d 71.2±0.3 d SD15 5105.1±79 f 3563.8±48 f 531.3±10 a 11.0±0.7 e 69.6±0.1 e 2018 SD3 5335.3±46 c 3821.0±54 b 485.3±10 d 13.3±0.3 c 71.6±0.4 b SD5 5655.7±69 a 4078.2±55 a 456.7±6 e 16.3±0.2 a 72.3±0.2 a SD7 5475.5±97 b 3973.9±85 a 484.0±8 d 14.9±0.5 b 72.5±0.5 a SD9 5285.3±79 c 3761.3±77 b 506.7±4 c 12.7±0.4 c 71.5±0.3 b SD11 5275.3±63 c 3751.4±32 b 525.3±7 b 12.6±0.2 c 70.7±0.2 c SD13 5085.1±46 d 3504.0±57 c 528.0±3 b 10.9±0.4 d 68.5±0.4 d SD15 4894.9±60 e 3369.2±25 d 551.3±7 a 9.1±0.5 e 68.5±0.4 d