• 제목/요약/키워드: Bio-analysis

검색결과 3,811건 처리시간 0.039초

해외 시설원예 현황 분석과 도입가능성(일본, 이스라엘) (Overseas Protected Horticulture (Japan, Israel) Analysis of Present Situation and Possibility for Introduction)

  • 권영삼
    • 생물환경조절학회지
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    • 제2권1호
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    • pp.58-64
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    • 1993
  • 일본은 기후적으로 아열대와 온대에 걸친 아시아 Monsoon지대에 속하고 있는 삼면이 바다로 둘러싸여 기후조건의 특성은 강우량이 평균 2,000mm로 상당히 많고 기온도 북해도와 본주, 구주지방간에 상당한 차이가 있음.(중략)

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Summer season temperature-humidity index threshold for infrared thermography in Hanwoo (Bos taurus coreanae) heifers

  • Kim, Na Yeon;Moon, Sang Ho;Kim, Seong Jin;Kim, Eun Kyung;Oh, Mirae;Tang, Yujiao;Jang, Se Young
    • Asian-Australasian Journal of Animal Sciences
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    • 제33권10호
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    • pp.1691-1698
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    • 2020
  • Objective: The study sought to estimate the relationship between body surface temperature (BST) and temperature humidity index (THI) and to present the validity of THI as a heat stress index in the field. Methods: Eight Hanwoo heifers (20 to 32 month) were examined in a field trial, with a space allowance of 10 ㎡ per head. The BST was measured using an infrared thermographic camera. The BST of five body regions (eyes, hindquarters, nose, part of horns, and ears), ambient temperature (AT), and relative humidity (RH) were measured 7 times daily (07, 09, 11, 13, 15, 17, and 19 h) during each season with three replicates. Results: The THI ranged 34.0 to 56.9 during spring (AT, -1.0℃ to 13.4℃), 75.1 to 84.7 during summer (AT, 24.9℃ to 33.6℃), 55.8 to 70.9 during autumn (AT, 13.0℃ to 26.0℃) and 17.5 to 39.2 during winter (AT, -10.4℃ to 1.0℃). In the regression analysis, the coefficient of determination (R2) between THI and BST was 0.88, 0.72, 0.83, 0.86, and 0.85 for the eyes, hindquarters, nose, part of horn, and ears area, respectively. This indicates that BST has a strong correlation with AT and RH. Expression equations were estimated as Y (THI) = 31.54+0.1085X (BST of eyes) and Y (THI) = 30.48+0.1147X (BST of hindquarters) by simple linear regression analysis in this experiment. Conclusion: Consequently, the upper bound for heat stress estimation can be specified ranging from THI of 65 (eyes) to 70 (hindquarters). From this we can expect a precise feeding system for Korean native cattle in the field.

De Novo Transcriptome Analysis of Cucumis melo L. var. makuwa

  • Kim, Hyun A;Shin, Ah-Young;Lee, Min-Seon;Lee, Hee-Jeong;Lee, Heung-Ryul;Ahn, Jongmoon;Nahm, Seokhyeon;Jo, Sung-Hwan;Park, Jeong Mee;Kwon, Suk-Yoon
    • Molecules and Cells
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    • 제39권2호
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    • pp.141-148
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    • 2016
  • Oriental melon (Cucumis melo L. var. makuwa) is one of six subspecies of melon and is cultivated widely in East Asia, including China, Japan, and Korea. Although oriental melon is economically valuable in Asia and is genetically distinct from other subspecies, few reports of genome-scale research on oriental melon have been published. We generated 30.5 and 36.8 Gb of raw RNA sequence data from the female and male flowers, leaves, roots, and fruit of two oriental melon varieties, Korean landrace (KM) and Breeding line of NongWoo Bio Co. (NW), respectively. From the raw reads, 64,998 transcripts from KM and 100,234 transcripts from NW were de novo assembled. The assembled transcripts were used to identify molecular markers (e.g., single-nucleotide polymorphisms and simple sequence repeats), detect tissue-specific expressed genes, and construct a genetic linkage map. In total, 234 single-nucleotide polymorphisms and 25 simple sequence repeats were screened from 7,871 and 8,052 candidates, respectively, between the KM and NW varieties and used for construction of a genetic map with 94 F2 population specimens. The genetic linkage map consisted of 12 linkage groups, and 248 markers were assigned. These transcriptome and molecular marker data provide information useful for molecular breeding of oriental melon and further comparative studies of the Cucurbitaceae family.