Multivariate linear model of measurement of forest ecological benefit was set up according to index system of measurement.
按照以上建立的计量指标体系,建立了森林生态效益计量的多元线性模型。
In the survey of forest management previously, the statistic relationship between the photo interpretation volume of the plot and the practical measurement is based on the classical principle of MLS.
以往森林经理调查中,航片判读小班蓄积与地面实测蓄积之间的统计关系多建立在经典的最小二乘原理之基础上。
Measurement is made to forbid cutting, to enforce the plantation, to increase the forest quality and benefit, and adjust the cutting methods.
对林相破碎、生产力低的林分加大抚育力度,提高林分质量和效益,同时调整采伐方式。
From the view of measurement of forest ecological benefits, based on the analysis of their action mechanism, forest ecological benefits were defined.
从森林生态效益计量角度出发,在分析生态效益作用的机理基础上,给出了森林生态效益的定义。
From the view of measurement of forest ecological benefits, based on the analysis of their action mechanism, forest ecological benefits were defined.
从森林生态效益计量角度出发,在分析生态效益作用的机理基础上,给出了森林生态效益的定义。
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