wilson2022: Example Data from Wilson et al. 2022

In aqp: Algorithms for Quantitative Pedology

Example Data from Wilson et al. 2022

Description

An example SoilProfileCollection, derived from Wilson et al., 2022. Select data extracted from Appendix tables.

Usage

data(wilson2022)

Format

A SoilProfileCollection with the following elements. Total elemental analysis by lithium borate fusion.

Horizon level attributes:

• name: horizon designation

• Al2O3: total Al (wt %)

• Fe2O3: total Fe (wt %)

• K2O: total K (wt %)

• MgO: total Mg (wt %)

• Na2O: total Na (wt %)

• P2O5: total P (wt %)

• SiO2: total Si (wt %)

• CaO: total Ca(wt %)

• Alo: Oxalate Extractable Al (g/kg)

• Feo: Oxalate Extractable Fe (g/kg)

• Fed: Dithionite extractable Fe (g/kg)

• Fed_minus_Feo: Crystalline Fe (hydr)oxides (g/kg)

• CIA: Chemical Index of Alteration, see original paper (ratio, unitless)

• Fed_div_Fet: (ratio, unitless)

• Fet: Total Fe from lithium borate fusion (g/kg)

• resin_Pi: Hedley phosphorus fractions (mg/kg)

• NaHCO3_Pi: Hedley phosphorus fractions (mg/kg)

• labile_Pi: Sum of resin Pi and NaHCO3 Pi (mg/kg)

• NaCO3_Po: Hedley phosphorus fractions (mg/kg)

• NaOH_Pi: Hedley phosphorus fractions (mg/kg)

• NaOH_Po: Hedley phosphorus fractions (mg/kg)

• Ca_Pi: Hedley phosphorus fractions (mg/kg)

• organic_P: Sum of NaHCO3 and NaOH Po fractions (mg/kg)

• total_P: Total P from lithium borate fusion (mg/kg)

• occluded_P: Difference between total P and sum of Hedley P fractions (mg/kg)

• top: horizon top depth (cm)

• bottom: horizon bottom depth (cm)

• pedonID: pedon ID (serial number)

Site level attributes:

• pm: parent material group

• biome: biome

References

Stewart G. Wilson, Randy A. Dahlgren, Andrew J. Margenot, Craig Rasmussen, Anthony T. O'Geen. 2022. Expanding the Paradigm: The influence of climate and lithology on soil phosphorus, Geoderma: 421. \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1016/j.geoderma.2022.115809")}

Examples

data(wilson2022)

groupedProfilePlot(wilson2022, groups = 'pm', 
group.name.offset = -15, label = 'biome', 
name.style = 'center-center', color = 'CIA', 
cex.names = 0.66, cex.id = 0.66, width = 0.3, 
depth.axis = FALSE, hz.depths = TRUE)

groupedProfilePlot(wilson2022, groups = 'biome', 
group.name.offset = -15, label = 'pm', 
name.style = 'center-center', color = 'Fet', 
cex.names = 0.66, cex.id = 0.66, width = 0.3, 
depth.axis = FALSE, hz.depths = TRUE)

aqp documentation built on Oct. 19, 2024, 5:06 p.m.