Set horizon column names
Get names of columns in horizon table.
     
    
    Usage
    # S4 method for class 'SoilProfileCollection'
horizonNames(object) <- value
# S4 method for class 'SoilProfileCollection'
horizonNames(object)
 
    
    Arguments
- object
- a SoilProfileCollection 
- value
- a unique vector of equal length to number of columns in horizons - length(horizonNames(object))