NFI: Topics by forest type (12 classes)

The National Forest Inventory (NFI) is a periodic survey of condition and development of the Swiss forest. It is produced in close cooperation between the Federal Office for the Environment (FOEN) and the Swiss Federal Institute for Forest, Snow and Landscape Research (WSL). This record contains information about: growing stock (stemwood), deadwood quantity, deadwood quantity per forest area, growing stock (stemwood) per forest area, deadwood volume of stumps, deadwood volume of stumps per forest area, biomass of stumps, biomass of stumps per forest area, forest area, number of stems, number of stems per forest area and basal area per forest area国家森林调查（National Forest Inventory, NFI）是针对瑞士森林现状与动态开展的周期性普查，由瑞士联邦环境办公室（Federal Office for the Environment, FOEN）与瑞士联邦森林、雪与景观研究所（Swiss Federal Institute for Forest, Snow and Landscape Research, WSL）联合编制。本数据集涵盖以下信息：活立木蓄积（干材材积）、枯木蓄积量、单位森林面积枯木蓄积量、单位森林面积活立木蓄积量、伐桩枯材体积、单位森林面积伐桩枯材体积、伐桩生物量、单位森林面积伐桩生物量、森林面积、林木株数、单位森林面积林木株数以及单位森林面积胸高断面积。