Fig. 3. Changes on the typical microbiota of dry fermented sausages manufactured
with different concentrations of nitrate and nitrite during ripening and storage time.
Lactic acid bacteria (); Gram-positive catalase-positive cocci (—); ■ batch HN, high
nitrate/nitrite; ▲ batch MN, medium nitrate/nitrite; △ batch LN, low nitrate/nitrite; □
batch C, no nitrate/nitrite. Error bars correspond to the mean standard deviation.