Initialize a SoilProfileCollection from a data.frame object
Initialize a SoilProfileCollection from a data.frame object
## S4 replacement method for signature 'SoilProfileCollection' depths(object) <- value ## S4 replacement method for signature 'data.frame' depths(object) <- value
object |
An object to promote to SoilProfileCollection (inherits from data.frame) |
value |
A formula specifying the unique profile ID, top and bottom depth column names |
## init SoilProfileCollection objects from data.frame of horizon data # load demo data data(sp1) # promote to SPC depths(sp1) <- id ~ top + bottom # plot plot(sp1) # number of profiles length(sp1) # number of horizons nrow(sp1)
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