再生稻次适宜区迟播栽对不同杂交籼稻淀粉RVA谱的影响

杨帆, 钟晓媛, 李秋萍, 李书先, 李武, 周涛, 李博, 袁玉洁, 邓飞, 陈勇, 任万军

Effects of delayed sowing and planting date on starch RVA profiles of different indica hybrid rice in the sub-suitable region of ratoon rice

YANG Fan, ZHONG Xiao-Yuan, LI Qiu-Ping, LI Shu-Xian, LI Wu, ZHOU Tao, LI Bo, YUAN Yu-Jie, DENG Fei, CHEN Yong, REN Wan-Jun

表6 生态点与播栽期对淀粉RVA谱的交互作用

Table 6 Influence of interaction of place and sowing and planting date on RVA profiles

生态点Location 播栽期 SAPD 峰值黏度 PKV (RVU) 热浆黏度 HTV (RVU) 冷胶黏度 CPV (RVU) 消减值 SBV (RVU) 崩解值 BDV (RVU) 回复值 CSV (RVU) 峰值时间 PeT (min) 糊化温度 PaT (°C) 2018 隆昌 Longchang S1 275.26 a 151.14 a 231.59 a -43.68 b 124.13 a 80.45 b 5.97 b 79.21 b S2 215.94 b 108.99 b 188.53 b -27.42 b 106.96 a 79.54 b 5.94 b 81.69 ab RR 191.57 b 128.21 b 240.58 a 48.48 a 63.36 b 111.84 a 6.12 a 86.35 a 平均Mean 227.95 A 129.45 A 220.06 A -7.54 A 98.15 A 90.61 A 6.01 A 82.42 A 犍为 Qianwei S1 254.40 a 126.18 a 213.82 a -40.58 c 128.22 a 87.64 b 5.92 b 78.68 b S2 218.33 b 112.82 b 206.63 a -11.71 b 105.51 b 93.81 b 5.91 b 82.83 ab RR 170.33 c 109.31 b 214.81 a 44.47 a 61.03 c 105.50 a 6.02 a 88.11 a 平均Mean 214.36 A 116.10 B 211.75 A -2.61 A 98.25 A 95.65 A 5.95 A 83.21 A 2019 隆昌 Longchang S1 253.58 a 144.04 a 247.63 a -5.96 b 109.54 a 103.59 b 6.12 a 76.28 a S2 242.60 a 138.42 a 244.26 a 1.65 ab 104.19 a 105.84 ab 6.26 a 77.03 a RR 228.67 a 135.47 a 253.85 a 25.18 a 93.20a 118.38 a 6.19 a 77.02 a 平均Mean 241.62 A 139.31 A 248.58 A 6.96 A 102.31 A 109.27 A 6.19 A 76.77 A 犍为 Qianwei S1 248.29 a 129.29 a 220.17 a -28.12 c 119.00 a 90.88 b 5.99 b 74.43 b S2 210.58 b 119.45 a 227.15 a 16.57 b 91.14 b 107.71 a 6.11 ab 79.41 b RR 171.63 c 117.98 a 237.67 a 66.03 a 53.65 c 119.69 a 6.19 a 88.64 a 平均Mean 210.17 B 122.24 B 228.33 B 18.16 A 87.93 A 106.09 A 6.10 A 80.83 A