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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