Skip to main content

Advertisement

Table 2 Fire effects on measured Q. garryana in four burn units at Joint Base Lewis-McChord, Washington, USA, 2016 to 2018. Means are given, with standard deviations in parentheses. Missing data denoted by dashes. UWTT = Upper Weir Trenches unit T, UWTB = Upper Weir Trenches unit B, HLD01 = Holden Woods unit 1, HLD02 = Holden Woods unit 2, BCC = Bold char at base, DBHCC = bole char at breast height

From: Resilience of Oregon white oak to reintroduction of fire

  UWTT UWTB HLD01 HLD02
Bole char height (cm) 28.8 (37.6) 91.6 (108.8) 54.7 (48.8) 38.1 (74.4)
BCC (%) 19.7 (26.2) 50.3 (31.8) 70.02 (33.88) 25.8 (36.5)
DBHCC (%) 2.0 (8.33) 15.8 (25.6) 5.7 (17.6) 5.6 (19)
Crown scorch (%) 66.1 (36.4) 67.3 (40.3) 69.0 (32.3) 49.2 (41.6)
Duff consumed (cm) 0.3 (0.6) 1.6 (1.5) 3.3 (2.8) 0.6 (1.2)
Duff consumed (%) 9.1 (16.6) 28.5 (22.8) 37.4 (31.5) 9.4 (17.2)
Crown dieback (%) 26.0 (31.7) 33.6 (30.7) 29.8 (31.4) 21.9 (25.9)
Fall sprouting (%) 10.0 (23.7) 11.3 (22.8) 9.2 (21.7) --