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Table 3 Tree mortality and crown damage reported from plantation burns in the western US. CT commercial thin, PCT pre-commercial thin, PCVS percent crown volume scorch

From: Opportunities for winter prescribed burning in mixed conifer plantations of the Sierra Nevada

Spp composition Stand age (years) Season of burn Pre burn treatments Years until mortality survey Percent mortality PCVS (%)
Mixed-conifer1 35/36 Winter CT 1 3 25
Mixed-conifer2 12/13 Fall Mastication 1 6 17
Mixed-conifer3 32 Fall CT <1 6 59
P. ponderosa4 44/55/62 Spring (2 burns) CT 17 6 --
P. ponderosa5 40 Spring Mastication 3 7 46
Mixed-conifer2 12/13 Fall None 1 9 22
P. ponderosa6 25 Winter Mastication + raked 1 17 75
P. ponderosa7 52 Summer None 4 24 --
P. ponderosa4 45/55/62 Spring (2 burns) None 17 24 --
P. ponderosa6 25 Winter Mastication 1 32 74
P. ponderosa /P. menziesii7 25-34 Spring None <1 34 --
P. ponderosa5 40 Spring Mastication 3 35 58
Mixed-conifer3 22 Fall None <1 38 62
Mixed-conifer3 12 Fall PCT <1 48 52
Mixed-conifer3 12 Fall Mastication <1 48 78
Mixed-conifer2 12/13 Spring Mastication 1 49 63
  1. 1This study, 2Bellows et al. (2016), 3York et al. (2021), 4Busse and Gerrard (2020), 5Knapp et al. (2011), 6Reiner et al. (2012), 7Zhang et al. (2020)