Table 1 The network of unthinned permanent (set #1) and semi-permanent (set #2) plots used to analyze the size-density trajectories of ash stands originating either from plantations (P) or natural regenerations (R)
Data set | P or R density | Origin | Plot area | Treatment | Locality/Department | Plot | Age range | Initial density (trees ha−1) | |
|---|---|---|---|---|---|---|---|---|---|
# | (trees ha−1) | (m2) | # | Plot | Mean | ||||
1 | 1100 | P | 2101 | 900 | Hérissart / 80 | 11 | 10–30 | 914 | 927 |
1100 | P | 2074 | Hérissart / 80 | 21 | 10–30 | 940 | |||
2000 | P | 1279 | 1100 | Aibes / 59 | 1 | 14–34 | 1118 | 1109 | |
2600 | P | 2000 | Hardelot / 59 | 3 | 15–34 | 1100 | |||
1600 | P | 308 | 1200 | Brouennes / 55 | 4 | 31–43 | 1169 | 1169 | |
1600 | P | 284 | 1600 | Brouennes / 55 | 5 | 31–44 | 1549 | 1572 | |
a- | R | 1900 | Fleur-Fontaine / 54 | 1 | 12–34 | 1595 | |||
40,000 | R | 1763 | 7000 | Val-St-Pierre / 02 | 1 | 10–27 | 7158 | 7158 | |
40,000 | R | 1538 | 8000 | Val-St-Pierre / 02 | 4 | 10–27 | 8225 | 8225 | |
2 | – | R | 50 | 80,000 | Amelécourt / 57 | 3 | 18–23 | 49,139 | 82,494 |
R | 28 | Arracourt / 54 | 8 | 13–18 | 88,773 | ||||
R | 28 | Vic-sur-Seille / 57 | 11 | 7–12 | 104,704 | ||||
R | 28 | Vic-sur-Seille / 57 | 10 | 7–11 | 87,358 | ||||