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Table 6
Path analysis (PAC) results for factors affecting seed yield in safflower (Carthamus tinctorius L.).
| Characteristics | Direct (Î2) | Indirect | Total | VIF | |
|---|---|---|---|---|---|
| Capitulum weight per plant | 0.327 | -0.097 | 0.229 | 1.224 | |
| LAI | 0.24 | -0.025 | 0.215 | 1.509 | |
| 1000-seed weight | 0.213 | -0.05 | 0.163 | 2.127 | |
| Number of lateral stems | 0.493 | -0.333 | 0.16 | 1.872 | |
| Number of empty capitula per plant | 0.111 | 0.025 | 0.135 | 1.375 | |
| Plant height | 0.164 | -0.192 | -0.028 | 2.064 | |
| Number of seeds per capitulum | 0.266 | -0.386 | -0.12 | 1.921 | |
| First internode length | -0.216 | -0.011 | -0.227 | 1.574 | |
| Number of capitula per plant | -0.667 | 0.418 | -0.249 | 1.963 | |
| Biological yield | -0.508 | 0.211 | -0.297 | 2.201 | |
| N | R2 | Adj-R2 | F-stat | F-pvalue | |
| Pooled | 36 | 0.704 | 0.546 | 3.813 | 0.003 |
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