Animal Husbandry and Feed Science ›› 2018, Vol. 39 ›› Issue (3): 37-37.doi: 10.12160/j.issn.1672-5190.2018.03.011

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Effect of Removing Premix from Diet on Carcass Traits and Meat Quality in Late-stage Finishing Pigs

  

  • Online:2018-03-20 Published:2018-03-20

Abstract: The present study was designed to evaluate the influence of removing premix from diet on carcass traits and meat quality in finishing pigs during late fattening period.A total of 180 Duroc×Landrace×Yorkshire(DLY)hydride pigs with body weight of approximate 80 kg were randomly assigned to one of three groups such that control group(n=60)fed the basal diet containing 4%of commercial premix,experimental group 1(n=60)whose premix was removed(replacing with zeolite powder)from the basal diet two weeks prior to slaughtering,experimental group 2(n=60)whose premix was removed(replacing with zeolite powder)from the basal diet four weeks prior to slaughtering.The parameters associated carcass traits and meat quality of the slaughtered finishing pig were determined and statistically assessed.The results showed that removing premix from diet during late fattening period(two and four weeks prior to slaughtering)had no significant effect on carcass traits and meat quality in finishing pigs(P>0.05).Our study provides references for reducing the environmental contamination caused by excrements emission from swine production and decreasing the feeding cost of finishing pigs.

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