Table 4 Effect of foliar spray with some calcium sources on nitrogen (N), phosphor (P), potassium (K), and calcium (Ca) contents in leaves of olive Kalmata and Manzanillo cultivars

Control

1.11b

1.31b

0.043c

0.027b

1.05b

1.22c

1.14c

1.26c

CaCl₂

1.23b

1.43b

0.063b

0.062a

1.16a

1.50b

1.19b

1.40b

Chelated Ca

1.67a

1.62a

0.072a

0.063a

1.19a

1.87a

1.24a

1.57a

Control

1.39c

1.42b

0.014b

0.018b

0.98b

0.93c

1.08b

1.11c

CaCl₂

1.60b

1.77a

0.068a

0.081a

1.15a

1.23a

1.18a

1.48a

Chelated Ca

1.83a

1.63a

0.081a

0.064a

1.17a

1.13b

1.21a

1.31b