Long-term monitoring reveals the effect of precipitation and silviculture on Nothofagus regeneration in Northern Patagonia mixed forests

Ecological Processes

Table 2 Models and significance for the analyses of the effect of silviculture on different tree stages

Tree stage	Dependent variable		Fixed effect			Model (distribution)
Tree stage	Dependent variable		SC	FC	SC × FC	Model (distribution)
Sexual regeneration	Regeneration density	Total	***	***	**	GLMMs (negative binomial)
		Na	ns	ns	ns
		No	ns	ns	ns
		Nd	**	***	**
	Established regeneration density	Total	ns	***	ns
		Na	ns	ns	ns
		No	ns	ns	ns
		Nd	ns	***	ns
Adult	Density	Total	ns	ns	ns	GLMMs (tweedie)
		Na	ns	ns	ns
		No	**	ns	ns
		Nd	ns	ns	ns
	Basal area	Total	ns	***	ns	GLM (normal)
		Na	ns	ns	ns
		No	ns	ns	ns
		Nd	ns	ns	ns

SC: site condition (humid, mesic), FC: forest category (primary and managed forests), Total: all three species, Na: N. alpina, No: N. obliqua, Nd: N. dombeyi, GLM: linear mixed effect model, GLMMs: generalized linear-mixed effect model, ns: not significant, *p ≤ 0.05, **p ≤ 0.01, ***p ≤ 0.001