Table 6
Mineral contents of seasonal Opuntia humifusa cladodes (unit: mg%)

	Spring	Summer	Winter
Ca	3248.22±67.841)c2)	3678.74±45.51b	4745.09±82.89a
Fe	5.47±0.02c	17.50±1.23a	8.78±0.23b
K	1364.34±33.57a	777.75±2.40c	1224.79±41.11b
Mg	783.67±21.97b	1149.77±9.03a	738.02±8.99b
Na	12.02±0.36b	15.68±0.37a	4.73±0.05c
P	262.79±4.42b	210.37±1.09c	281.46±3.10a

All results are expressed as mean±SD for three replicates.
Different superscripts in the same row are significantly different at p<0.05 by Duncan’s multiple range test.