Figure 1

Frequency distribution of EST-derived SSRs of sweetpotato based on motif sequence types. X-axis is motif sequence types, and Y-axis represents the frequency of SSRs of a given motif sequence type.
Frequency distribution of EST-derived SSRs of sweetpotato based on motif sequence types. X-axis is motif sequence types, and Y-axis represents the frequency of SSRs of a given motif sequence type.