CN_input_amendments     Estimate C and N inputs of organic amendments
CN_input_amendments_LUT
                        Look-up-table with default values to calculate
                        C and N inputs by organic amendments
C_input                 Estimate carbon input
C_input_cover_crops     Estimate C inputs by cover crops
C_input_crops           Estimate C inputs by crops
C_input_crops_LUT       Look-up-table with default values to calculate
                        carbon (C) inputs by crops
EXAMPLE_data            Example of a management_df
N_input                 Estimate nitrogen input
STIR                    Calculate STIR value
STIR_values_LUT         Look-up-table with default values for tillage
                        operations
arrange_management_df   arrange management_df by date, category
calculate_indicators    Calculate all soil management indicators
check_management_df     Check management_df for consitency
filter_management_df    Filter management_df for pattern in comments
management_df           Constructor for management_df
management_df_from_excel
                        Import management_df from excel file
plant_cover             Estimate soil cover percentage by plants
plant_cover_LUT         Look-up-table with default values to estimate
                        soil cover by plants
plant_diversity         Calculate plant diversity indicators
plot.soil_cover_tibble
                        Plotting soil_cover_tibbles
plot_management_df      Plot a management dataframe
productivity_indicator
                        Calculate average productivity
relative_yield          Calculate relative yield
shannon_index           Calculate Shannon Index for diversity
soil_cover              Estimate soil cover by plants and residues
tillage_intensity       Estimate tillage intensity
