had increased manure ammonia emissions (P = 0.042) from 0 to 240 h compared with pigs offered the barley-based diet. Pigs offered the barley-based diet+enzyme composite had
increased manure ammonia emissions from 0 to 96 h (P = 0.014) and from 0 to 240 h (P = 0.023) compared with pigs offered
the B diet