Precision Fire Hazard Divisions for Collective Forest in Southern China-中国Betway体育网页登陆

摘要 Thispaperfocusesonhowtobuildthemodelofprecisionfirehazarddivisionsinthelevelofforestresourcessub-compartment.Basedon3DGIStechnologyandcharacteristicsofforestfiresincollectiveforestofsouthernChina,thisstudyutilizedLin’anCity,ZhejiangProvinceastheexperimentalarea.Forestfirefactorsweredividedinto11indexesfromthethreecategories(socialandeconomicfactors,forestrycharacteristics,andmeteorologicalcharacteristics)andweightedforanalysis.Next,threeeigenvectors(oneforeachcategory)werecreatedtobuildanonlinearmathematicalmodelcalledprecisionfirehazarddivisionsforforests.Then,themodelwasusedtooptimizeandtestforestfirehazarddivisionswiththeleastsquares.Resultsshowedthatexperimentalandtheoreticalvaluesoferrorwerelessthan0.1.Thus,intheexperimentalareathismodelandthefireoccurrencehistorymatched.

1WANG Chunfeng.A Commodity Chain Analysis on Commercial Timber Profits in Southern Collective Forest Region in China.林学,2007-01.
2.Effect of Freezing Snow Disaster on Forest Fuel and Fire Behavior in Southern China.林学,2009-02.
3.Study on Forest Fire Occurrence in China.林学,2002-03.
4ZHAO Fengjun;SHU Lifu;WANG Mingyu;LIU Xiaodong.Forest Fire Environment and Characteristics in Northeastern China.林学,2007-04.
5.Collective Forest Tenure Reform in Nature Reserves in China:Problems and Countermeasures.林学,2009-02.
6.El Nino And Forest Fire In Yunnan Province, Southwest China -New Way to Study Three Essential Factors of Forest Fire.林学,2003-01.
7WANG Mingyu;SHU Lifu;WANG Jingsheng;TIAN Xiaorui.Southeast Tibet Forest Fire Environment and Fire Behavior.林学,2005-04.
8徐大海.THE DIFFUSION PARAMETER AND HEAT-RELEASE RATE OF PLUMES CAUSED BY THE 1987 FOREST FIRE IN NORTHEAST CHINA.大气科学及气象学,1990-04.
9.Willingness of Farmer Households for Forest Management and Its Impact Factor Analysis after Collective Forest Tenure Reform.林学,2011-04.
10.Summer Forest Fire Meteorological Environment in the North of Daxingan Mountains.林学,2003-02.

Precision Fire Hazard Divisions for Collective Forest in Southern China

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