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Takefumi Osawa

Observed names: OSAWA, Takefumi, Osawa, Takefumi, T. Osawa, Takefumi OSAWA
ORCID: 0000-0003-2852-292X
Observed ORCID: 0000-0003-2852-292X
OpenAlex ID: A5080829747
Effects of heat stress on production, somatic cell score and conception rate in Holsteins
2016 · Koichi Hagiya, Kiyoshi Hayasaka, et al. · Animal Science Journal · 39
Genetic correlations among female fertility, 305-day milk yield and persistency during the first three lactations of Japanese Holstein cows
2014 · T. Yamazaki, K. Hagiya, et al. · Livestock Science · 38
Genetic parameters for image analysis traits on M. longissimus thoracis and M. trapezius of carcass cross section in Japanese Black steers1
2007 · T. Osawa, K. Kuchida, et al. · Journal of Animal Science · 35
Effect of genotyped cows in the reference population on the genomic evaluation of Holstein cattle
2016 · Y. Uemoto, T. Osawa, et al. · animal · 28
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Length of lags in responses of milk yield and somatic cell score on test day to heat stress in Holsteins
2019 · Koichi Hagiya, Ikumi Bamba, et al. · Animal Science Journal · 26
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Evaluation and genetics of carcass cross section of beef carcass by computer image analysis
2006 · Keigo KUCHIDA, Takefumi OSAWA, et al. · The Journal of Animal Genetics · 21
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Effects of stage of pregnancy on variance components, daily milk yields and 305-day milk yield in Holstein cows, as estimated by using a test-day model
2016 · T. Yamazaki, K. Hagiya, et al. · animal · 17
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黒毛和種枝肉横断面の画像解析形質ならびに枝肉形質に関する遺伝的パラメータの推定
2004 · Takefumi OSAWA, Keigo KUCHIDA, et al. · Nihon Chikusan Gakkaiho · 16
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Suitable indicator of heat stress for genetic evaluation of heat tolerance in Holstein cows in Japan
2022 · Satoka Ishida, Takefumi Osawa, et al. · Animal Science Journal · 12
Genetic parameters for conception rate and milk production traits within and across Holstein herds with different housing types and feeding systems during the first 3 lactations
2020 · T. Yamazaki, S. Yamaguchi, et al. · Journal of Dairy Science · 11
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Genetic evaluation of heat tolerance in Holstein cows in Japan
2020 · Koichi Hagiya, Yamato Atagi, et al. · Animal Science Journal · 11
Effects of heat stress on predicted energy balance, fat‐to‐protein ratio, and milk β‐hydroxybutyrate in first‐lactation Holstein cattle in Hokkaido, Japan
2024 · Satoka Ishida, Akiko Nishiura, et al. · Animal Science Journal · 9
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Optimal combination of traits to estimate the breeding value of herd life using multiple trait model
2012 · Koichi HAGIYA, Takefumi OSAWA, et al. · Nihon Chikusan Gakkaiho · 8
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Changes in genetic correlations between herd life and production/type traits over time of Holsteins in Japan
2012 · Koichi HAGIYA, Takefumi OSAWA, et al. · Nihon Chikusan Gakkaiho · 6
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Genetic correlations among fertility traits and lactation persistency within and across Holstein herds with different milk production during the first three lactations✰
2018 · T. Yamazaki, H. Takeda, et al. · Livestock Science · 5
Image analytic characteristics for marbling of rib eye divided into four areas and their genetic parameters in Japanese Black steers
2008 · Nazuki MURASAWA, Keigo KUCHIDA, et al. · Nihon Chikusan Gakkaiho · 5
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Selection on milk production and conformation traits during the last two decades in Japan
2018 · Kenji Togashi, Takefumi Osawa, et al. · Asian-Australasian Journal of Animal Sciences · 4
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Effect of heat stress on production traits of Holstein cattle in Japan: parameter estimation using test-day records of first parity and genome wide markers
2018 · Yamato Atagi, Akio Onogi, et al. · Bulletin - International Bull Evaluation Service/Interbull bulletin · 4
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Reliability of estimated breeding value of conception rate for Holstein female using multiple-trait animal model
2014 · Koichi HAGIYA, Takefumi OSAWA, et al. · Nihon Chikusan Gakkaiho · 4
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Lactation Persistency as a Component Trait of the Selection Index and Increase in Reliability by Using Single Nucleotide Polymorphism in Net Merit Defined as the First Five Lactation Milk Yields and Herd Life
2012 · K. Togashi, K. Hagiya, et al. · Asian-Australasian Journal of Animal Sciences · 4
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Genetic relationships of calf market weight with carcass and image analysis traits in Japanese Black steer of Hokkaido
2008 · Takefumi OSAWA, Satoshi HIDAKA, et al. · Nihon Chikusan Gakkaiho · 4
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Genetic relationships of growth and feed utilization traits with carcass and image analysis traits for Japanese Black steers in progeny test
2008 · Takefumi OSAWA, Satoshi HIDAKA, et al. · Nihon Chikusan Gakkaiho · 4
Different goals, common ground: A global perspective on dairy breeding objectives
2026 · D.P. Berry, F. Miglior, et al. · JDS Communications · 2
Optimal value for the exponential term of Wilmink's function according to current Holstein lactation curves in Japan
2022 · Shiori Chiba, Takefumi Osawa, et al. · Animal Science Journal · 2
Consideration of heat stress in multiple lactation test–day models for dairy production traits
2019 · Yamato Atagi, Gota Morota, et al. · Bulletin - International Bull Evaluation Service/Interbull bulletin · 2
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Works count: 41
Citation count: 321
H-index: 11
I10-index: 11
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