Table 2.

Leaf macro and micro-nutrient concentration in the seven citrus plant species.

	Leaf macronutrient concentration (g 100 g-1 dw)
Plant species	N	K	Ca	Mg
Carrizo citrange	3.59 a	1.53 a	1.87 c	0.35 b
Clemenules mandarin	2.69 c	0.56 c	5.99 a	0.56 a
Lane late orange	2.82 c	0.69 c	5.75 a	0.49 a
Verna lemon	1.93 d	1.16 b	3.75 b	0.27 bc
Citrus Macrophylla	3.30 ab	1.42 ab	1.25 c	0.17 c
Sour orange	2.95 bc	1.35 ab	1.37 c	0.30 b
Star ruby grapefruit	2.61 c	0.58 c	5.77 a	0.59 a
	ANOVA
	∗∗∗	∗∗∗	∗∗∗	∗∗∗
	Leaf micronutrient concentration (mg kg-1 dw)
	B	Fe	Cu	Mn	Zn
Carrizo citrange	96.87 b	237.03 ab	5.59	48.65 a	26.61 b
Clemenules mandarin	206.98 a	75.31 c	2.64	43.86 ab	32.39 ab
Lane late orange	126.91 ab	74.15 c	3.69	40.71 abc	36.78 a
Verna lemon	79.76 b	95.55 bc	4.69	35.85 bc	14.51 c
Citrus Macrophylla	44.97 b	106.22 bc	6.02	29.42 c	15.99 c
Sour orange	76.79 b	345.07 a	6.20	39.60 abc	13.97 c
Star ruby grapefruit	198.71 a	65.83 c	4.11	43.06 ab	31.23 ab
	ANOVA
	∗∗	∗∗	ns	∗∗	∗∗

Inside of each column, means (n = 4) with the same letter are not significantly different from each other (Duncan test p > 0.05). ns indicate non-significant effects; ^∗, ^∗∗ and ^∗∗∗ indicates significant differences at p < 0.05, 0.01, and 0.001, respectively.