播期对糜子农艺性状及淀粉理化性质的影响

罗艳,屈洋,杨清华,张伟丽,宫香伟,李境,高小丽,高金锋,杨璞,王鹏科,冯佰利

Effect of Sowing Date on Agronomic Traits and Starch Physicochemical Properties of Proso Millet

Yan LUO,Yang QU,QingHua YANG,WeiLi ZHANG,XiangWei GONG,Jing LI,XiaoLi GAO,JinFeng GAO,Pu YANG,PengKe WANG,BaiLi FENG

表5 淀粉颗粒的理化特性与淀粉粒径参数的相关性

Table 5 Correlation between physicochemical properties of starch granules and starch particle size parameters

相关性 Correlation 体积平均粒径D[4,3] Volume average particle size 表面积平均粒径D[3,2] Surface area average particle size 中值粒径d(0.5) Median particle size 比表面积 Specific surface area 直链淀粉含量 Amylose content < 5 μm 5-28 μm > 28 μm 峰值黏度 Pv 0.153 0.349 0.370 -0.084 -0.086 -0.690 0.417 -0.214 谷值黏度 Tv 0.527 0.649 0.646 -0.486 0.432 -0.827 -0.049 0.240 破损值 BD -0.098 0.111 0.143 0.173 -0.385 -0.497 0.633 -0.455 终值黏度 Fv 0.696 0.810 0.811 -0.653 0.545 -0.942 -0.214 0.411 回生值 SB -0.386 -0.509 -0.503 0.348 -0.335 0.712 -0.070 -0.109 糊化温度 PT -0.036 -0.240 -0.266 -0.037 0.222 0.607 -0.525 0.331 起始温度 To -0.482 -0.361 -0.316 0.533 -0.780 0.116 0.653 -0.624 峰值温度 Tp 0.355 0.394 0.431 -0.321 0.026 -0.380 -0.222 0.271 终值温度 Tc -0.156 -0.083 -0.038 0.197 -0.481 -0.025 0.260 -0.242 热焓值 ΔH 0.677 0.814 0.830 -0.620 0.420 -0.978* -0.153 0.360 直链淀粉含量 Amylose content 0.919 0.837 0.811 -0.944 1.000 -0.586 -0.915 0.958*