福建林学院学报
福建林學院學報
복건림학원학보
JOURNAL OF FUJIAN COLLEGE OF FORESTRY
2014年
4期
304-308
,共5页
池上评%陈金章%江传阳%周宗哲%江希钿
池上評%陳金章%江傳暘%週宗哲%江希鈿
지상평%진금장%강전양%주종철%강희전
福建柏%间隔期%生长模型%资产评估%混合蛙跳算法
福建柏%間隔期%生長模型%資產評估%混閤蛙跳算法
복건백%간격기%생장모형%자산평고%혼합와도산법
Fokienia hodginsii%plastochrone%growth model%assets assessment%shuffled flog leaping algorithm ( SFLA)
以理查德方程为原型,采用哑变量的方式将林分调查因子生长的最大值作为立地质量的函数,构建以间隔期和立地质量等级为辅助变量的林分动态生长模型,运用混合蛙跳算法( SFLA)估计模型参数,并建立相容性林分出材率模型和林分平均木材价格模型,从而形成了福建柏人工林动态生长模型。文中探讨了该模型在森林资源林木资产评估中的应用,为森林经营经济效益最大化提供了有益的参考,有推广应用价值。
以理查德方程為原型,採用啞變量的方式將林分調查因子生長的最大值作為立地質量的函數,構建以間隔期和立地質量等級為輔助變量的林分動態生長模型,運用混閤蛙跳算法( SFLA)估計模型參數,併建立相容性林分齣材率模型和林分平均木材價格模型,從而形成瞭福建柏人工林動態生長模型。文中探討瞭該模型在森林資源林木資產評估中的應用,為森林經營經濟效益最大化提供瞭有益的參攷,有推廣應用價值。
이리사덕방정위원형,채용아변량적방식장림분조사인자생장적최대치작위입지질량적함수,구건이간격기화입지질량등급위보조변량적림분동태생장모형,운용혼합와도산법( SFLA)고계모형삼수,병건립상용성림분출재솔모형화림분평균목재개격모형,종이형성료복건백인공림동태생장모형。문중탐토료해모형재삼림자원림목자산평고중적응용,위삼림경영경제효익최대화제공료유익적삼고,유추엄응용개치。
Using the Richard equation for the prototype, with the method of dummy variable, the maximum growth of stand description factors was taken as a function of the site quality, and a stand growth model was built with plastochrone and site quality grades as auxiliary variables.Using shuffled flog leaping algorithm ( SFLA) to estimate the dynamic growth model parameters, and set up compatible stand outturn rate model and model of stand average timber price, a stand growth model for Fokienia hodginsii plantation was established.The application of this model in the forest resource assets assessment was explored, so as to offer a favorable reference for obtaining a maximum benefit of forest management and exhibited its value of popularization and application.