Effect of Feeding Mugwort Powder on the Physico-chemical Properties of Pork

쑥 분말의 급여가 돈육의 이화학적 특성에 미치는 영향

  • 안종호 (상주대학교 축산학과) ;
  • 김영직 (대구대학교 생명자원학부)
  • Published : 2003.03.01

Abstract

This study was conducted to investigate the effect of dietary mugwort powder on the physico-chemical characteristics of pork. Pig was randomly selected based on three dietary treatments: 1) control(commercial feed) 2) T1(commercial feed supplemented with 1% mugwort powder) and 3) T2(commercial feed with 3% mugwort powder). They were fed with the experimental diets for 30 days and slaughtered. Meat samples were wrap packaged and stored at 4${\pm}$1$^{\circ}C$ In the proximate composition, crude fat was slightly low in the T1 and T2(p<0.05). The pH and TBARS of the control were higher than those of the treatment groups(T1, T2). The pH, TBARS, VBN and WHC of all treatments significantly increased during storage period at 4 ${\pm}$ 1$^{\circ}C$(p<0.05). Oleic acid, palmitic acid, linoleic acid and stearic acid were major fatty acids in pork Linoleic acid and linolenic acid contents were higher in treatment groups than in the control.

본 연구는 쑥 분말을 돼지 사료에 첨가하여 0, 1, 3%의 비율로 비육후기 30일간 급여한 후 도축하여 4$^{\circ}C$에서 7일간 저장하면서 이화학적 특성에 대한 연구를 수행하였다. 대조구에 비하여 처리구(T1, T2)에서 조지방 함량이 약간 낮은 경향이었다. pH와 TBARS는 대조구에 비하여 처리구에서 유의적으로 낮았다. 저장기간이 경과함에 따라 pH, TBARS, VBN와 보수력은 증가하는 경향을 나타내었다(p<0.05). 돈육의 주된 지방산은 oleic acid, palmitic acid, linoleic acid와 stearic acid이었다. 처리구는 대조구에 비하여 linoleic acid와 linolenic acid 함량이 높은 경향이었다.

Keywords

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