Table 1.
Abbreviations of the phenotypic traits measured and the mean values (± s.d.) for the two parents of the F1 pedigree exposed to two different water regimes (well-watered and water-stressed) in a glasshouse for 3 weeks
| Abbreviation | Trait (unit) | Well-watered (mean) |
Water-stressed (mean) |
||
|---|---|---|---|---|---|
| Female* | Male† | Female* | Male† | ||
| BS | Shoot biomass at final harvest (g) | 2·34 ± 0·39 | 2·93 ± 0·87 | 1·16 ± 0·35 | 1·49 ± 0·14 |
| NL | Total leaf N pool at final harvest (mmol) | 3·67 ± 0·66 | 3·80 ± 0·87 | 2·61 ± 0·43 | 2·41 ± 0·01 |
| AL | Total leaf area at final harvest (m2) | 0·088 ± 0·011 | 0·108 ± 0·026 | 0·056 ± 0·015 | 0·062 ± 0·002 |
| SLA | Specific leaf area (m2 kg−1) | 35·8 ± 2·3 | 37·8 ± 1·8 | 33·1 ± 1·5 | 36·5 ± 0·3 |
| NA | Area-based leaf N content (mmol m−2) | 42·4 ± 4·8 | 35·7 ± 1·3 | 47·6 ± 3·9 | 39·3 ± 1·2 |
| EN | Leaf N efficiency (g mmol−1) | 1·29 ± 0·15 | 1·51 ± 0·13 | 0·88 ± 0·16 | 1·27 ± 0·14 |
* Salix viminalis (‘L78183’), † S. viminalis × S. schwerinii (‘Björn’).