Changes on Sugar and Starch Contents during Seed Development of Synergistic Sweet Corn and Implication on Seed Quality
Table 3
Regression equations between seed quality and total starch contents in sweet corn seeds during seed development.
Inbreds/Hybrid
Parameters
Regression equations
R2
101LTSC-10
GP
Y = −24.361 + 1.510X6 (b0 = 0.156; b6 = 0.001)
0.868
GI
Y = −4.909 + 0.259X6 (b0 = 0.050; b6 = 0)
0.915
MGT
Y = 5.572 − 0.021X6 (b0 = 0.003; b6 = 0.027)
0.597
EC
Y = 20.316 − 0.138X6 (b0 = 0.001; b6 = 0.029)
0.575
C4
GP
Y = −52.980 + 1.414X6 (b0 = 0.012; b6 = 0.001)
0.865
GI
Y = −1.908 + 0.068X6 (b0 = 0.329; b6 = 0.044)
0.518
MGT
Y = 5.190 − 0.004X6 (b0 = 0.003; b6 = 0.024)
0.559
EC
Y = 71.357 − 0.621X6 (b0 = 0.001; b6 = 0.009)
0.760
TSC/H3-7
GP
Y = −56.205 + 2.109X6 (b0 = 0.025; b6 = 0.001)
0.881
GI
Y = −8.413 + 0.272X6 (b0 = 0.003; b6 = 0)
0.941
MGT
Y = 5.511 − 0.016X6 (b0 = 0; b6 = 0.025)
0.725
EC
Y = 72.949 − 0.918X6 (b0 = 0.002; b6 = 0.008)
0.721
P4546/Delec-1
GP
Y = −33.996 + 1.866X6 (b0 = 0.103; b6 = 0.002)
0.830
GI
Y = −5.873 + 0.237X6 (b0 = 0.242; b6 = 0.034)
0.554
MGT
Y = 6.366 − 0.032X6 (b0 = 0; b6 = 0.031)
0.537
EC
Y = 74.370 − 0.595X6 (b0 = 0.005; b6 = 0.027)
0.584
Dr. Pek’s 1351
GP
Y = −63.292 + 2.548X6 (b0 = 0.007; b6 = 0)
0.919
GI
Y = −9.056 + 0.349X6 (b0 = 0; b6 = 0)
0.975
MGT
Y = 7.236 − 0.053X6 (b0 = 0; b6 = 0)
0.904
EC
Y = 58.062 − 0.691X6 (b0 = 0.003; b6 = 0.025)
0.593
Note: GP, germination percentage; GI, germination index; MGT, mean germination time; and EC, electrical conductivity. X6 was total starch content; b0 and b6 were values for intercept and X6, respectively.
