Additional file 1 of Comparison of the local pivotal method and systematic sampling for national forest inventories

Additional file 1: Table S1. Simulation results in national forest inventory field plot populations (field) and multi-source national forest inventory populations (1-nn) with different sampling designs and variance estimators.补充材料1：表S1。不同抽样设计与方差估计量下，国家森林资源清查样地总体（field）及多源国家森林资源清查总体（1-nn）的模拟结果。