a string indicating the name and/or path
of the file you wish to create.
quiet
logical If FALSE a message
will be printed to the screen.
geo
logical Default is FALSE. If it
is set to TRUE, the resulting file will have two
columns for geographic data.
geodf
character Since the other slot
in the adegenet object can contain many different items,
you must specify the name of the data frame in the
other slot containing your geographic coordinates.
It defaults to "xy