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        검색결과 42

        41.
        2006.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        본 연구는 가시오갈피 지엽의 사료가치와 고품질 기능성 축산물 생산에 기초적인 자료를 얻고자 가시오갈피 지엽의 첨가 비율에 따른 흑염소의 사료 섭취량, 소화율, 질소 축적율 및 혈액성상에 미치는 영향을 조사하였다. 12두의 숫흑염소를 네 처리구로 나누어 처리구당 3두씩 완전 임의배치하여 개별대사케이지에 수용하였고, 실험기간은 21일간 지속되었다. 처리구는 대조구 및 가시오갈피 지엽을 10, 20 및 30%수준으로 첨가하여 네 처리구로 나누었다. 결과를 살
        4,000원
        42.
        2002.08 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The experiment was divided into two phases. In phase-I fresh embryos were transferred and in Phase-II frozen embryos were transferred. Embryos were collected by using Dulbecco's phosphate buffered saline. In phase-I total of 65 ova were collected out of 107 ovulation in 18 goats. Recovery of ova was 60.74%, of which 51 (78.46%) was fertilized. Sixteen embryos were transferred to 10 recipient goats and kidding was observed in 6 goats, that produced 10 kids. Thus, 62.50% embryo survival and 60% kidding were achieved in phase-I. In phase-II of the experiment, 17 regular cyclic Black Bengal goats were used. The main purpose was to study the viability of caprine embryos after cryopreservation. In this phase the embryos were collected and frozen using Bio-cool freezers. A two step addition of cryoprotectants (5% glycerol and 10% glycerol) and three-step dilution of cryoprotectants with 1mole (M) sucrose was used. Embryos were preserved for 10 to 45 days. Out of 27 embryos preserved, 18 were recovered after freezing and thawing (37 water bath) with 33.33% embryonic loss. Seventeen frozen and thawed embryos were transferred in 9 recipient goats, out of which kidding was observed in 6 goats and 7 kids were produced, giving a 66.66% kidding and embryo survival of 41.17%. The technique utilized for fresh and frozen embryo transfer can be successfully utilized to produce goats of superior genetic merits. The protocol used for addition of cryoprotectant, freezing, thawing and dilution was found suitable for caprine embryo freezing.
        4,000원
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