| add_management | Estimate default values for management |
| binnenveld | Example dataset for use in OBIC package |
| bouwsteen_tb | Table with water retention properties of 'bouwstenen' |
| calc_aggregatestability | Calculate aggregate stability index based on occupation CEC |
| calc_bcs | Calculate the BodemConditieScore |
| calc_bulk_density | Calculate the bulk density |
| calc_cec | Calculate a soil fertility index based on the CEC |
| calc_copper_availability | Calculate the availability of the metal Cu |
| calc_cropclass | Determine classification rules for crops used to prepare crops.obic |
| calc_crumbleability | Calculate the crumbleability |
| calc_grass_age | Calculate the average age of the grass |
| calc_magnesium_availability | Calculate the capacity of soils to supply Magnesium |
| calc_makkink | Add Makkink correction factors and crop cover to crop rotation table |
| calc_management | Calculate the 'performance' of sustainable soil management |
| calc_man_ess | Calculate the 'performance' of sustainable soil management given a required ecosystem service |
| calc_nleach | Calculate the N leaching |
| calc_nlv | Calculate the NLV |
| calc_n_efficiency | Calculate nitrogen use efficiency and leaching based on N surplus |
| calc_organic_carbon | Calculate amount of organic carbon |
| calc_permeability | Calculate the permeability of the top soil |
| calc_pesticide_leaching | Calculate risk of pesticide leaching |
| calc_phosphate_availability | Calculate the phosphate availability (PBI) |
| calc_ph_delta | Calculate the difference between pH and optimum |
| calc_pmn | Calculate the index for the microbial biological activity |
| calc_potassium_availability | Calculate the K availability |
| calc_psp | Calculate the precipitation surplus |
| calc_root_depth | Determine the root depth of the soil for this crop |
| calc_rotation_fraction | Calculates the fraction in the crop rotation |
| calc_sbal_arable | Calculate the indicator for delta S-balance arable |
| calc_sealing_risk | Calculate soil sealing risk |
| calc_slv | Calculate the SLV |
| calc_sombalance | Calculate simple organic matter balance |
| calc_waterretention | Calculate indicators for water retention in topsoil |
| calc_waterstressindex | Calculate the Water Stress Index |
| calc_winderodibility | Calculate indicator for wind erodibility |
| calc_workability | Calculate indicator for workability |
| calc_zinc_availability | Calculate the availability of the metal Zinc |
| cf_ind_importance | Helper function to weight and correct the risk and scores |
| column_description.obic | Column description for the OBIC |
| crops.makkink | Makkink correction factor table |
| crops.obic | Linking table between crops and different functions in OBIC |
| eval.crumbleability | Coefficient table for evaluating crumbleability |
| evaluate_logistic | Evaluate using the general logistic function |
| evaluate_parabolic | Evaluate using parabolic function with |
| format_aer | Convert possible B_AER_CBS values to standardized values |
| format_gwt | Convert possible B_GWL_CLASS values to standardized values |
| format_soilcompaction | Convert possible B_SC_WENR values to standardized values |
| ind_aggregatestability | Calculate the indicator aggregate stability |
| ind_bcs | Calculate the indicator for BodemConditieScore |
| ind_cec | Calculate the indicator for soil fertility given the CEC |
| ind_compaction | Calculate indicator for subsoil compaction |
| ind_copper | Calculate the indicator for Cu-availability |
| ind_crumbleability | Calculate the indicator for crumbleability |
| ind_gw_recharge | Calculate groundwater recharge of a soil |
| ind_magnesium | Calculate the indicator for Magnesium |
| ind_management | Calculate the indicator for sustainable management |
| ind_man_ess | Calculate the indicator for sustainable management given a required ecoystem service |
| ind_nematodes | Calculate indicator for plant parasitic nematodes |
| ind_nematodes_list | Calculate indicator for plant parasitic nematodes |
| ind_nitrogen | Calculate the indicator for NLV |
| ind_nretention | Calculate the indicator for N retention for groundwater or surface water |
| ind_n_efficiency | Calculate an indicator value for nitrogen use efficiency and leaching based on N surplus |
| ind_permeability | Calculate the indicator score for the permeability of the top soil |
| ind_pesticide_leaching | Calculate an indicator score for pesticide leaching |
| ind_ph | Calculate the indicator for pH |
| ind_phosphate_availability | Calculate the indicator for the the phosphate availability |
| ind_pmn | Calculate the indicator for microbial biological activity |
| ind_potassium | Calculate the indicator for Potassium Availability |
| ind_psp | Calculate indicator for precipitation surplus |
| ind_resistance | Calculate indicator for soil resistance |
| ind_sealing | Calculate the soil sealing indicator |
| ind_sulfur | Calculate the indicator for SLV |
| ind_sulpher | Calculate the indicator for SLV (deprecated) |
| ind_waterretention | Calculate indicator for Water Retention index |
| ind_waterstressindex | Calculate the Water Stress Index |
| ind_winderodibility | Calculate indicator for wind erodibility |
| ind_workability | Calculate indicator for workability |
| ind_zinc | Calculate the indicator for Zn-availability |
| management.obic | Relational table linking soil management measures to ecosystem services |
| nema.crop.rot.obic | Damage and reproduction of soil-borne pathogens and pests on crops |
| nema.obic | Nematode table |
| nleach_table | Table with fractions of excess N which runs off to groundwater and surface water |
| obic_evalmeasure | Evaluate effects of measures |
| obic_farm | Calculate the Open Bodem Index score for a series of fields belonging to a farm |
| obic_field | Calculate the Open Bodem Index score for one field |
| obic_field_dt | Calculate the Open Bodem Index score for a data table |
| obic_recommendations | Recommend measurements for better soil management |
| obic_recommendations_bkp | Recommend measurements for better soil management |
| pFpara_class | Parameter estimation based on class of Staringreeks (Tabel 3, Wosten 2001) |
| pFpara_ptf_Wosten1999 | Estimate water retention curve parameters based on Wosten 1999 |
| pFpara_ptf_Wosten2001 | Estimate water retention curve parameters based on Wosten 2001 |
| pF_curve | Water retention curve |
| recom.obic | Applicability range of measures, including literature based estimates, of effects on soil indicators |
| recom.obic_bkp | Effects of measures on soil indicators |
| season.obic | Desired growing season period for maximum yield |
| soils.obic | Linking table between soils and different functions in OBIC |
| tbl.ph.delta | Table with optimal pH for different crop plans |
| waterstress.obic | Linking table between crops, soils, groundwater tables and water induced stresses in OBIC |
| weather.obic | Weather table |
| weight.obic | Weight of indicators to calculate integrated scores |