Fig. 1

(a) RAS, including three polycarbonate trays (width 35 cm; height 30 cm; length 54 cm); (b) Experimental units (height 20 cm; internal diameter 11.3 cm).

(a) RAS, including three polycarbonate trays (width 35 cm; height 30 cm; length 54 cm); (b) Experimental units (height 20 cm; internal diameter 11.3 cm).