Table 3.
Concentration of total anthocyanins in accessions of native corn from the Brunca and Chorotega regions, obtained using the differential pH method.
| Germplasm | Color | mg E C3G/g d.w. |
|---|---|---|
| CUNA01 | Purple | 3.962 ± 0.068a |
| CUNA31 | Yellow | 3.072 ± 0.264b |
| CUNA20 | Purple | 2.803 ± 0.158bc |
| CUNA11 | Purple | 2.738 ± 0.254bcd |
| CUNA32 | Yellow | 2.670 ± 0.386bcd |
| CUNA44 | Yellow | 2.608 ± 0.118bcd |
| CUCR03 | Purple | 2.597 ± 0.063bcd |
| CUNA35 | Purple | 2.597 ± 0.181bcd |
| CUNA29 | Yellow | 2.382 ± 0.239cde |
| CUNA24 | Purple | 2.253 ± 0.097de |
| CUNA05 | Purple | 2.016 ± 0.229e |
| CUCR05 | Purple | 1.474 ± 0.062f |
| CUNA12 | Purple | 1.161 ± 0.081f |
| CUNA15 | Purple | 1.126 ± ± 0.211f |
| BTEC08 | White | 0.560 ± 0.449g |
| CUNA19 | Yellow | 0.555 ± 0.081g |
| CUNA04 | Yellow | 0.492 ± 0.208g |
| BTEC15 | Yellow | 0.435 ± 0.434g |
Data are expressed as mean ± SD. BTEC accessions are from the Brunca region, while the rest are from the Chorotega region. Different letters indicate significant differences (p < 0.05) found using the Tukey test on the total set of accessions.