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Fig. 4

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Sicily's San Cono Opuntia ficus-indica cladodes dehydrated with solar air heating after leaving the kiln (top); and closer look of a dehydrated cladode (bottom).
Sicily's San Cono Opuntia ficus-indica cladodes dehydrated with solar air heating after leaving the kiln (top); and closer look of a dehydrated cladode (bottom).