| biomass_nfi | Calculate Tree Biomass for National Forest Inventory Data |
| cwd_biomass_nfi | Calculate biomass of Coarse Woody Debris |
| diversity_nfi | Calculate species diversity indices for National Forest Inventory Data |
| filter_nfi | Filter National Forest Inventory Data |
| iv_nfi | Calculates the importance values for National Forest Inventory Data |
| nfi_col | The Korean and English names of the column names |
| nfi_donghae | National Forest Inventory data for Donghae-si, Gangwon-do, Republic of Korea for testing the function |
| read_nfi | Read Korean National Forest Inventory |
| summary_nfi | Calculate descriptive statistics for National Forest Inventory Data |
| switchcol_nfi | Switch column names |
| tsvis_nfi | Visualize time series data for National Forest Inventory Data |