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Table 4 Example prescribed burn unit details for a fall and a spring burn at Zion National Park, Utah, USA. Data, where available, were extracted from prescribed fire burn reports.

From: Evaluating Prescribed Fire Effectiveness Using Permanent Monitoring Plot Data: A Case Study

  Burn unit: East Mesa Three Finger Mesa
  Size: 202 ha 265 ha
  Dates: 1 May to 3 May 2008 22 Oct to 29 Oct 2008
  Ignition pattern: Exterior blacklining with interior aerial ignitions Exterior blacklining with interior aerial ignitions
Weather conditions
   Average 6 m wind speed (km hr−1, desired) 13 to 16 16
   Dry bulb temperature   
      Average maximum (°C) 13 17
   Relative humidity   
      Average minimum (%) 17 14
   Flame length   
      Average minimum (cm) 14  
      Average maximum (cm) 55  
Fuel conditions (desired)
   1 hr fuel moisture (%) 6 6
   10 hr fuel moisture (%) 6 6
   100 hr fuel moisture (%) 10 10
   Woody live fuel moisture (%) 70 to 90 70 to 90
   Herbaceous live Dormant or transition Dormant or transition