FIGURE 1.
Experimental schedule of chronic heat‐exposure method. HS: heat‐stressed broiler; HS‐SN2: heat‐stressed broiler fed by 2% dietary stinging nettle; HS‐SN4: heat‐stressed broilers fed by 4% stinging nettle; SN2: No exposure to heat stress and fed by 2% dietary stinging nettle; SN4: No exposure to heat stress and fed by 4% dietary stinging nettle; SN: stinging nettle