Table 4.
Pearson’s correlation coefficients showing relations among plant height, branches plant−1, pods plant−1, seeds plant−1, 100 seed weight, seed yield, seed zinc (Zn) concentration, and seed Zn uptake of pigeonpea genotypes (n = 38). *, ** denote significant at p < 0.05 and p < 0.01, respectively.
| Plant Height | Branches Plant−1 | Pods Plant−1 | Seeds Pod−1 | 100 Seed Weight | Seed Yield | Seed Zn Concentration | Seed Zn Uptake | |
|---|---|---|---|---|---|---|---|---|
| Plant height | 1.000 | |||||||
| Branches plant−1 | 0.845 ** | 1.000 | ||||||
| Pods plant−1 | −0.244 | -0.310 | 1.000 | |||||
| Seeds pod−1 | 0.521 ** | 0.526 ** | 0.206 | 1.000 | ||||
| 100 seed weight | 0.770 ** | 0.752 ** | −0.050 | 0.473 ** | 1.000 | |||
| Seed yield | 0.399 * | 0.294 | 0.243 | 0.398 * | 0.113 | 1.000 | ||
| Seed Zn concentration | −0.254 | −0.191 | 0.753 ** | 0.242 | −0.133 | 0.196 | 1.000 | |
| Seed Zn uptake | 0.158 | 0.113 | 0.605 ** | 0.431 ** | 0.012 | 0.832 ** | 0.699 ** | 1.000 |