Proximate and mineral analysis
The total ash, moisture, crude protein, fat
and carbohydrate were determined in
accordance with AOAC methods (AOAC,
1995). All the proximate analyses were
carried out in triplicate and reported in
percentage. The minerals including both
macro- and micro-elements were determined
by scanning electron microscopy attached
with energy dispersive X-ray (SEM-EDX)
technique (Japan).