sp6 | R Documentation |
Soil Physical and Chemical Data from Manganiferous Soils (Bourgault and Rabenhorst, 2011)
A data frame with 30 observations on the following 13 variables.
pedon name
horizon designation
horizon top boundary in cm
horizon bottom boundary in cm
moist soil color in Munsell notation
USDA soil texture class
sand content by weight percentage
silt content by weight percentage
clay content by weight percentage
DCB-extracted Fe in g/kg (see citation)
DCB-extracted Mn in g/kg (see citation)
total organic carbon as g/kg
measured in 1:1 H20 slurry
bulk density (g/cc), clod method
Selected 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')
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