Climate and ungulate browsing impair regeneration dynamics in spruce-fir-beech forests in the French Alps

Table 3 Distribution of regeneration density and annual height increment values across species and height classes (H1 = 10–50cm, H2: 51–150cm, H3: 151–300cm, H4: 301cm–DBH 7.5cm)

Species	Ht. class	No. of inds.	Rege densities (per m²)			Annual increment (cm)
			Mean	Max	SD	Mean	Max	SD
Spruce	1	243	0.052	2.195	0.201	1.802	6.670	1.167
	2	228	0.017	0.304	0.037	3.048	16.500	2.441
	3	147	0.007	0.177	0.019	5.656	21.500	4.612
	4	102	0.006	0.154	0.017	10.310	50.000	9.203
Fir	1	326	0.138	2.778	0.383	1.336	5.120	1.026
	2	248	0.022	0.309	0.044	3.242	10.330	2.343
	3	166	0.009	0.130	0.019	6.498	23.000	4.969
	4	151	0.008	0.141	0.017	11.308	36.670	7.641
Beech	1	232	0.130	7.506	0.642	2.570	11.170	2.332
	2	204	0.058	2.041	0.214	4.568	11.890	3.521
	3	166	0.016	0.790	0.067	9.349	37.830	7.203
	4	157	0.011	0.346	0.035	11.181	38.330	9.572

ISSN: 1297-966X