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Morphological Characteristics and Growth Performance of Korean Native Black Goats

재래흑염소의 형태적 특징 및 생육특성

  • Lee, Sang-Hoon (Animal Genetic Resources Research Center, National Institute of Animal Science, RDA) ;
  • Lee, Jinwook (Animal Genetic Resources Research Center, National Institute of Animal Science, RDA) ;
  • Jeon, Dayeon (Animal Genetic Resources Research Center, National Institute of Animal Science, RDA) ;
  • Kim, Seungchang (Animal Genetic Resources Research Center, National Institute of Animal Science, RDA) ;
  • Kim, Kwan-Woo (Animal Genetic Resources Research Center, National Institute of Animal Science, RDA)
  • 이상훈 (농촌진흥청 국립축산과학원 가축유전자원센터) ;
  • 이진욱 (농촌진흥청 국립축산과학원 가축유전자원센터) ;
  • 전다연 (농촌진흥청 국립축산과학원 가축유전자원센터) ;
  • 김승창 (농촌진흥청 국립축산과학원 가축유전자원센터) ;
  • 김관우 (농촌진흥청 국립축산과학원 가축유전자원센터)
  • Received : 2019.07.02
  • Accepted : 2019.08.02
  • Published : 2019.08.31

Abstract

This study aims to provide basic data for investigating the phenotypic traits and growth characteristics of Korean native black goats. The Jangsu and Tongyoung strains were shown to have black hair, while the Dangjin strain was shown to have black or dark brown long hair. Only the Tongyeong strain was found to have no wattle and one goat each from the females and males of the Dangjin strain was found to have no horns. The lengths of the ears and tails were similar for the female and male goats, while the lengths of horns and beards were longer in the male goats. The birth weight was 2 kg on average, with that of male goats tending to be slightly heavier than that of the females. Weights at the weaning period were found to be slightly heavier for the males. Also, at 12 months, the weights of the male goats by strain were shown to be heavier than that of the females. The body length and depth by strain were found to be higher for the male goats, while no differences in the chest width and girth between the strains or gender were found. These findings are expected to be used as a basis for differentiating between native and crossbred Korean black goat strains and for improving Korean native black goats.

본 연구는 우리나라 고유 재래흑염소 유전자원인 당진계통, 장수계통 및 통영계통의 특성을 조사하였다. 재래흑염소 형태적 특징을 조사한 결과 장수계통과 통영계통의 모색은 전신 흑색을 나타내었으며 당진계통은 흑색 또는 흑갈색으로 긴 털의 특징이 뚜렷하게 나타났다. 일부 개체에서 이모색이 출현하였고 당진계통, 장수계통 및 통영계통 순으로 그 비율이 높게 조사되었다. 재래흑염소의 계통별 육염과 뿔의 유무를 조사한 결과 통영계통에서만 육염이 출현하지 않았으며 당진계통의 암염소와 숫염소에서 각각 1개체씩 무각의 특성을 보였다. 또한 귀의 길이와 꼬리의 길이는 암염소와 숫염소가 거의 비슷한 경향을 보였으나 뿔의 길이와 수염의 길이는 숫염소가 암염소에 비해 긴 것으로 조사되었다. 재래흑염소의 체중을 조사한 결과 생시체중은 평균 2 kg이며, 숫염소가 암염소 보다 조금 높은 경향을 보였으며 3개월령의 이유 시 체중은 모든 계통에서 숫염소가 암염소 보다 조금 높았으며 12개월령의 체중도 암염소가 계통별 16.5~19.3 kg, 숫염소가 18.3~22.2 kg으로 높게 조사되었다. 재래흑염소의 체형을 조사한 결과 계통별 체장과 체고는 숫염소가 암염소보다 약간 컸으며, 흉폭과 흉위는 계통 및 성별간의 차이가 나타나지 않았다. 본 연구 결과는 재래종 염소와 교잡종 염소를 구분할 수 있는 기준 마련과 나아가 재래흑염소 개량을 위한 기초자료로 이용될 것이다.

Keywords

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