Component

Cumulative %

YP

YS

Mp

TOL

SSI

STI

1

66.05

0.499

0.057

0.497

0.491

0.333

0.385

2

96.64

-0.027

0.723

0.070

-0.125

-0.511

0.440

3

99.10

-0.029

0.177

-0.259

-0.031

0.709

0.467

4

100.00

0.069

0.638

0.153

-0.018

0.354

-0.066

5

100.00

-0.814

0.002

0.407

0.414

0.000

0.000

6

100.00

0.000

0.187

-0.070

0.688

0.000

0.000

Table 9: Principal component loadings for drought tolerance indices on the 18 sweet potato genotypes screened at Kiboko.