LinkageMapView          LinkageMapView: A package for plotting linkage
                        group maps and QTLs
carrot                  a carrot comparative linkage map data frame
                        kindly provided by Massimo Iorizzo: Cavagnaro
                        et al. BMC Genomics 2014, 15:1118
lmv.linkage.plot        LinkageMapView plotting function
lmvdencolor             LinkageMapView density color function
oat                     oat consensus map data frame
