Table 1.
Detailed information on the Fraxinus excelsior genotypes analysed in the study.
| Country* | Location | Trial Details | Date of sample collection in 2015 | Number of genotypes sampled per susceptibility class (for clonal trials, the number of ramets per genotype is given in parentheses) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Type of genetic trial | Coordinates | Elevation (m asl) | Year established | Spacing of trees (m) | Sus. | Int. | Res. | |||
| Austria31,36** | Feldkirchen an der Donau | Clonal seed orchard | 48°20′11.4″ N 14°02′53.2″ E | 264 | 1993 | 7.5 × 8.6 | 9 June | 7 (2) | 7 (2) | |
| Denmark32 | Tuse næs | Clonal seed orchard | 55°45′ 58.0″ N 11°42′ 47.4″ E | 22 | 1998 | 3.0 × 6.0 | 2, 4 June | 3 (3) | 2 (3) | 3 (3) |
| France24 | Devecey | Provenance and progeny trial | 47°19′31.5″ N 06°01′54.1″ E | 250 | 1995 | 4.0 × 4.0 | 18 June | 7 | 3 | 7 |
| Germany35 | Weisweil | Provenance trial | 48°11′29.7″ N 07°42′02.5″ E | 173 | 2005 | 2.0 × 2.0 | 19 May | 5 | 5 | |
| Lithuania34 | Sasnava | Clonal collection | 54°37′32.1″ N 23°33′55.5″ E | 100 | 2012 | 6.0 × 5.4 | 2 June | 2 (3), 2 (2) | 2 (2) | 3 (3), 1 (2), 1 (1) |
| Sweden30 | Snogeholm | Clonal seed orchard | 55°32′33.8″ N 13°42′22.7′′ E | 50 | 1992 | 3.5 × 3.5 | 28 May | 3 (1), 1 (2) | 5 (2) | 5 (2), 2 (2) |
| Total number of genotypes | 30 | 12 | 34 | |||||||
| Total number of trees | 50 | 23 | 61 | |||||||
*For all countries except Lithuania, genotypes in each trial originated in the same country where the trial is located. Genotypes in the Lithuanian trial originated in the Czech Republic, Germany, Ireland and Lithuania.
**Literature reference number.
Sus., susceptible; Int., intermediate; Res., resistant.