Table 3 Effect of foliar spray with some calcium sources on leaf area, total chlorophyll and C/N ratio of olive Kalmata and Manzanillo cultivars
Leaf area cm2 | Total chlorophyll (SPAD units) | C/N ratio | ||||
|---|---|---|---|---|---|---|
2017 | 2018 | 2017 | 2018 | 2017 | 2018 | |
Kalmata | ||||||
Control | 4.00c | 4.10c | 72.27c | 82.21c | 6.15c | 6.46c |
CaCl2 | 4.25b | 4 .52b | 84.3b | 91.07b | 11.35b | 9.92b |
Chelated Ca | 4.80a | 4. 94a | 94.27a | 97.9a | 13.53a | 12.41a |
Manzanillo | ||||||
Control | 4.11b | 4.08b | 82.44b | 87.43b | 12.53b | 12.00c |
CaCl2 | 4.29ab | 4.73a | 86.07a | 96.17a | 14.58a | 15.32b |
Chelated Ca | 4.50a | 4.79a | 86.10a | 96.21a | 15.95a | 18.07a |