Soil Physical and Chemical Data from Manganiferous Soils (Bourgault and Rabenhorst, 2011)
data(sp6)
A data frame with 30 observations on the following 13 variables.
idnametopbottomcolortexturesandsiltclayFeMnCpHDbSelected soil physical and chemical data from (Bourgault and Rabenhorst, 2011).
http://www.sciencedirect.com/science/article/pii/S0016706111001972
Rebecca R. Bourgault, Martin C. Rabenhorst. 2011. Genesis and characterization of manganiferous soils in the Eastern Piedmont, USA. Geoderma. 165:84-94.
# setup environment library(aqp) data(sp6) # init SPC depths(sp6) <- id ~ top + bottom # convert non-standard Munsell colors sp6$soil_color <- getClosestMunsellChip(sp6$color) # profile sketches par(mar=c(0,0,3,0)) plot(sp6, color='soil_color') plot(sp6, color='Mn') plot(sp6, color='Fe') plot(sp6, color='pH') plot(sp6, color='texture')