外源喷施植物生长调节剂对套作大豆碳氮代谢和花荚脱落的影响

罗凯, 谢琛, 汪锦, 王甜, 何舜, 雍太文, 杨文钰

Effect of exogenous plant growth regulators on carbon-nitrogen metabolism and flower-pod abscission of relay strip intercropping soybean

LUO Kai, XIE Chen, WANG Jin, WANG Tian, HE Shun, YONG Tai-Wen, YANG Wen-Yu

表5 外源喷施植物生长调节剂对套作大豆花荚脱落数及脱落率的影响

Table 5 Effects of spraying plant growth regulators on flowers and pods abscission number and abscission rate in relay intercropping soybean

年份 Year 处理 Treatment 开花数 Number of flowers 结荚数 Number of pods 落花数 Number of abscission flowers 落荚数 Number of abscission pods 落花率 Flower abscission rate (%) 落荚率 Pod abscission rate (%) 花荚脱落率 Flower and pod abscission rate (%) 2018 CK 137.93±5.020 b 75.60±5.03 b 62.33±4.74 a 30.33±4.16 a 45.19±1.79 a 40.12±3.68 a 67.18±2.73 a 6-BA 147.82±5.00 ab 83.82±6.00 ab 64.00±3.00 a 33.00±6.00 a 43.29±1.69 a 39.37±1.48 a 65.62±1.37 ab S3307 149.97±6.69 a 82.64±6.07 ab 67.33±3.79 a 28.33±4.51 a 44.90±2.63 a 34.28±1.99 b 63.79±1.72 b DTA-6 152.28±5.79 a 86.95±7.77 a 65.33±1.81 a 29.67±2.08 a 42.90±1.27 a 34.12±1.83 b 62.39±1.90 b 2019 CK 161.36±3.85 b 83.40±2.61 b 77.96±0.64 a 36.55±3.48 a 48.31±1.88 a 43.82±2.58 a 70.97±1.88 a 6-BA 166.00±5.42 ab 89.85±3.27 a 76.15±2.21 a 36.64±1.31 a 45.87±2.22 a 40.77±0.59 a 67.95±1.62 ab S3307 162.76±4.45 ab 85.32±4.24 ab 77.44±0.39 a 29.02±4.06 b 47.58±1.96 a 34.01±2.85 b 65.41±1.76 bc DTA-6 169.69±2.85 a 90.17±3.39 a 79.52±2.95 a 27.91±4.56 b 46.86±1.59 a 30.95±2.75 b 63.31±1.45 c F值 F-value 年份 Years (Y) 125.07** 8.85* 50.96* 1.26 8.72* 0.01 3.40 调节剂Regulators (R) 10.48* 4.91 0.22 2.11 1.16 1.81 4.53 年份×调节剂 Y×R 1.38 0.32 0.37 0.51 0.78 0.11 0.41