N as 25 % mineral N +200 ml/ 54.3 55.1 1.40 1.45 1.32 1.41 0.15 0.16 +200 ml EM / palm New L.S.D. at 2.8 2.7 0.31 0.29 0.05 0.06 0.03 0.03 5% Table (3): Effect of inorganic N , humic acid and EM on percentages of K and Mg in the leaves, bunch weight and yield per palm of Zaghloul date palms during 2012 and 2013 seasons. palm Leaf K % Leaf Mg % Treatment weight (kg.) (kg.) 2012 2013 2012 2013 2012 2013 2012 2013 N as 100 % 0.98 1.05 0.49 0.50 12.0 11.9 120.0 119.0 mineral N N as 75% mineral N + 50 ml/ 1.06 1.13 0.56 0.57 12.5 12.6 125.0 126.0 + 50 ml EM / palm N as 75% mineral N + 100 ml/ humic + 1.12 1.20 0.61 0.63 12.9 13.1 129.0 131.0 100 ml EM / palm N as 75% mineral N + 200 ml/ humic 1.13 1.21 0.62 0.64 13.0 13.2 130.0 132.0 +200 ml EM / palm N as 50% mineral N + 50 ml/ 1.05 1.12 0.55 0.55 12.4 12.5 124.0 125.0 humic + 50 ml EM / palm N as 50% mineral N + 100 ml/ humic + 1.11 1.18 0.60 0.61 12.8 13.0 128.0 130.0 100 ml EM / palm N as 50% mineral N +200 ml/ 1.12 1.19 0.61 0.62 12.9 13.1 129.0 131.0 humic + 200 ml
N as 25 % mineral N +200 ml/ +200 ml EM / palm 54.3 55.1 1.40 1.45 1.32 1.41 0.15 0.16 New L.S.D. at 5% 2.8 2.7 0.31 0.29 0.05 0.06 0.03 0.03 Table (3): Effect of inorganic N , humic acid and EM on percentages of K and Mg in the leaves, bunch weight and yield per palm of Zaghloul date palms during 2012 and 2013 seasons. Treatment Leaf K % Leaf Mg % weight (kg.) palm (kg.) 2012 2013 2012 2013 2012 2013 2012 2013 N as 100 % mineral N 0.98 1.05 0.49 0.50 12.0 11.9 120.0 119.0 N as 75% mineral N + 50 ml/ + 50 ml EM / palm 1.06 1.13 0.56 0.57 12.5 12.6 125.0 126.0 N as 75% mineral N + 100 ml/ humic + 100 ml EM / palm 1.12 1.20 0.61 0.63 12.9 13.1 129.0 131.0 N as 75% mineral N + 200 ml/ humic +200 ml EM / palm 1.13 1.21 0.62 0.64 13.0 13.2 130.0 132.0 N as 50% mineral N + 50 ml/ humic + 50 ml EM / palm 1.05 1.12 0.55 0.55 12.4 12.5 124.0 125.0 N as 50% mineral N + 100 ml/ humic + 100 ml EM / palm 1.11 1.18 0.60 0.61 12.8 13.0 128.0 130.0 N as 50% mineral N +200 ml/ humic + 200 ml 1.12 1.19 0.61 0.62 12.9 13.1 129.0 131.0