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Table 2 Field data collection by year, treatment, and type, for the season and frequency of burn study in the Blue Mountain Ecoregion, Oregon, USA. F = downed, dead woody fuel and forest floor fuel depth (litter and duff), S = seedling.

From: Long-Term Effects of Burn Season and Frequency on Ponderosa Pine Forest Fuels and Seedlings

  Treatment  
Year Control Fall 5 yr Fall 15 yr Spring 5 yr Spring 15 yr Type
2002 F F F F F Pre fire
2003 F F   F   Post fire
2004 S S   S   Post fire
2007 F F   F   Pre fire
2008 F F   F   Post fire
2009 S S   S   Post fire
2012 F F F F F Pre fire
2013a F F F F F Post fire
2014b F F F F F Post fire
2015 S S S S S Post fire
  1. a Two stands
  2. b Four stands