昆士蘭州南方松樹種植園的計劃用火概述.pdf

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1、An outline of prescribed fire in Southern Pine plantations inQueenslandSession#3 Wednesday 26 June 2024Tom Clapson HQP is Queenslands predominant plantation grower Manage 300,000ha of land,of which about 200,000ha is plantation 40,000ha of native Araucaria and 160,000ha of Southern Pine Managed unde

2、r a Plantation Licence with the State Primary fire management responsibility is with HQP Registered Plantation Rural Fire Brigade 300 trained fire fighters,60%of which are contractors HQP obtains an annual fire permit with conditions.Prescribed burning occurs both native forest buffers and southern

3、pine plantations,but not Araucaria plantations.Autumn winter program Aim to burn between 5 to 10%of the flammable estate annuallyIntroduction to HQPlantationsFire Management PrinciplesHQP Fire Management Policy and Corporate Fire Standard 1.1:Principle 1 The health and safety of our people is our hi

4、ghest priorityPrinciple 2 Protect our assets through sound risk and commercial management practices Principle 3 Fire management is primarily based on prevention,early wildfire detection,and weighted suppressionPrinciple 4 Foster key partnerships and work collaboratively with all stakeholders in fire

5、 management First Burns-Age 8-10 when trees have reached an average predominant height of 10 metres.-May be pushed out to 11-12 years in areas with heavy fuel types or stands are slow growing.-Primary aim is to change the fuel structure viz reduce ladder fuels.Second Burns-3 years after the first bu

6、rn.-Primary aim is to reinforce first burn and reduce fuel loads.Later Age Burns-Primary aim is to reduce the fuel load and provide additional protection in high-risk areasAim Burn is conducted safely,approx.75%consumption of fine fuels with retention of duff layer.Minimum 60 to 80%area burnt in a m

7、osaic pattern.Severe scorch not to exceed 1%,moderate scorch does not exceed 5%.Fire is contained to planned boundary.Types of Southern Pine Plantation Prescribed BurnsBurn preparation&conditions Detailed preparation&planning is critical Environmental conditions considered Patrolled in field&monitor

8、ed from fire control roomFirst Burn Outcome ExamplesSecond Burn Outcome ExamplesLater age burn examplesThree-year tactical burn planA rolling three-year tactical burn plan enables an enhanced view on future risk based on current fuel levels and previous burning undertaken.Factors considered:-Area of

9、 scheduled burning(HQP and other stakeholders);Recent wildfire events that have contributed to a reduction in risk profile;Risk to and from adjoining land uses;Areas of high frequency arson;Respective fuel load and type;Strategic break-up of the estate;Protection of infrastructure;Coastal Region tac

10、tical 3-year fuel reduction plan Risks with Southern Pine Prescribed Burning Reduction in the commercial value of the stand due to reduced growth and potentially timber quality,particularly resin defect by burning too intensely.Relights in plantations and unburnt swamps during more extreme weather c

11、onditions necessitating suppression.Fire escaping to adjoining plantations,native forest or adjoining property.Causing annoyance,health or safety issues from generated smoke.Carbon emissionsHowever:The greatest risk is associated with not burning.In many areas,if we dont burn,someone else will1:58 p

12、mIn SummaryManaging fire in plantations in Queensland contributes to more than business asset protection-it has wider reaching social and environmental benefits.Land occupiers are obligated to undertake appropriate fire prevention actions on their land.Prescribed burning is one of the best strategies for achieving this.A carefully planned and managed fuel reduction program will help reduce the incidence of landscape scale fires that impact everyone.Questions?