Table 10.
The effects of total leaf removal on ‘Baldwin’ plants, at different times relative to natural defoliation, on fruit yield of berries of different sizes (mm), total fruit yield, l-AsA concentration per fruit and total l-AsA yield per plant
| Treatment | Fruit yield (g) |
l-AsA concentration (mg g−1) |
Total l-AsA (mg plant−1) | |||||
|---|---|---|---|---|---|---|---|---|
| 5·6–8 | 8–11·2 | >11·2 | Total | 5·6–8 | 8–11·2 | >11·2 | ||
| At harvest | 82 | 352 | 174 | 608 | 3·62 | 3·65 | 3·37 | 2154 |
| One month later | 84 | 436 | 279 | 798 | 3·56 | 3·54 | 3·56 | 2818 |
| Two months later | 123 | 583 | 386 | 1092 | 3·21 | 3·41 | 3·16 | 3585 |
| Three months later | 121 | 452 | 245 | 818 | 3·23 | 3·40 | 3·35 | 2734 |
| Control | 139 | 665 | 405 | 1210 | 3·16 | 3·41 | 3·13 | 3965 |
| F. prob. | * | ** | * | ** | *** | n.s. | n.s. | * |
| s.e.d. (d.f. = 34) | 20·1 | 87·8 | 80·3 | 166·0 | 0·110 | 0·141 | 0·178 | 541·9 |
F. prob., F. probabilities: * 0·05, ** 0·01 and *** .001; n.s., non-significant.
s.e.d., Standard error of differences between the means; d.f., residual degrees of freedom for comparison.