• 系统地论述了林分蓄积量调查线抽样原理方法、并针叶林阔叶林中进行了验证

    The principle and method of line intersect sampling for surveying stand volume were introduced in this paper. and tested in coniferous forests and broad-leaved forests.

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  • 研究采伐剩余物调查线抽样原理方法

    The principle and method of line intersect sampling for estimating logging wastes are introduced in this paper.

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  • 研究采伐剩余物调查线抽样原理方法

    The principle and method of line intersect sampling for estimating logging wastes are introduced in this paper.

    youdao

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