Table 1. Sorbitol, glucose, fructose, and sucrose (mg g−1 dry weight) in stem (S), equatorial (E), and calyx (C) tissues of ‘Honeycrisp’ at each harvest date.
Harvest date (2011) | Sorbitol |
Glucose |
Fructose |
Sucrose |
||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
(mg g−1) | ||||||||||||
S | E | C | S | E | C | S | E | C | S | E | C | |
8/16 | 8.2 | 10.4 | 10.3 | 45.3 | 29.9 | 17.3 | 303.7 | 293.1 | 281.9 | 202.7 | 196.8 | 228.3 |
8/24 | 8.9 | 10.1 | 13.7 | 57.8 | 51.6 | 30.7 | 274.7 | 286.0 | 280.0 | 215.1 | 225.8 | 252.2 |
8/30 | 11.9 | 14.7 | 15.2 | 52.0 | 40.8 | 34.4 | 282.1 | 270.5 | 272.9 | 241.9 | 259.3 | 272.6 |
9/06 | 12.7 | 15.2 | 18.7 | 60.4 | 42.4 | 30.5 | 318.7 | 285.5 | 274.1 | 288.9 | 292.3 | 291.0 |
9/13 | 11.7 | 15.0 | 18.7 | 61.8 | 39.9 | 31.3 | 282.5 | 273.1 | 288.2 | 279.0 | 319.6 | 357.7 |
9/20 | 14.6 | 21.0 | 22.6 | 48.4 | 40.6 | 33.5 | 266.9 | 247.4 | 253.9 | 324.4 | 333.2 | 350.5 |
9/23 | 10.2 | 12.0 | 13.4 | 62.6 | 51.0 | 43.3 | 249.2 | 236.6 | 239.2 | 379.8 | 397.1 | 407.3 |
Overall means | 11.2 | 14.1 | 16.4 | 55.0 | 40.0 | 31.7 | 284.6 | 271.8 | 271.8 | 269.7 | 284.2 | 305.9 |
Regression | L* | L* | L* | ns | L* | L** | L* | L** | L* | L*** | L*** | L*** |
P values | ||||||||||||
Date | <0.001 | 0.051 | <0.001 | <0.001 | ||||||||
Zone | 0.002 | <0.001 | 0.071 | 0.009 | ||||||||
Date × zone | 0.743 | 0.908 | 0.673 | 0.819 |
Each mean is the average of five fruits.
ns, *, **, *** = not significant or significant at P<0.05, 0.01, or 0.001, respectively