Okamura Masaki

オカムラマサキ | Okamura Masaki

Affiliation and department：
Job title： Researcher
Homepage URL (1)： http://www.naro.affrc.go.jp/narc/index.html

Research field (1)： Crop production science

Research keywords (3)： Sugar metabolism , High yielding , Rice

Research theme for competitive and other funds (10)：

2023 - 2026 シンク拡大系統を利用した水稲の登熟期群落光合成能の高精度評価と改良
2023 - 2026 Crop design simulator utilizing deep neural networks with crop growth model as knowledge layer
2023 - 2026 Development of a new evaluation system for source and sink capacity in rice canopy
2023 - 2026 シンク拡大系統を利用した水稲の登熟期群落光合成能の高精度評価と改良
2020 - 2024 水稲のシンク活性に関する新規遺伝領域の同定と登熟生理メカニズムの解明

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Papers (39)：

Masaki Okamura, Naohiro Aoki. Effect of two alleles of Tiller Angle Control 1 on grain yield and dry matter production in rice. Field Crops Research. 2024. 309
OKAMURA Masaki, ARAI-SANOH Yumiko, OHDAIRA Youichi, ISHIKAWA Junko, KOBAYASHI Nobuya. Analysis of Determinants for Cultivar Differences in the Ripening Period of Rice Depending on Spikelet Yellowing Ratio by Image Analysis. Japanese Journal of Crop Science. 2024. 93. 1. 9-23
Junko Ishikawa, Masaki Okamura, Yumiko Arai-Sanoh, Koji Baba, Manami Furuya, Hideo Maeda, Motohiko Kondo. Close relationship between potassium accumulation in internodes and translocation of non-structural carbohydrate to grains in rice cultivars with different yields. FIELD CROPS RESEARCH. 2023. 300
Masaki Okamura, Ryutaro Morita, Yumiko Arai-Sanoh, Hiroe Yoshida, Hiroshi Nakagawa, Naohiro Aoki. Estimation of sink capacity of rice grains: A comparison of calculation methods based on 1000-grain weight and grain projected area. PLANT PRODUCTION SCIENCE. 2023. 26. 3. 236-248
石丸努, 岡村昌樹, 長岡一朗, 金達英, 山口弘道, 梶亮太, 大平陽一. 北陸地域における水稲品種「にじのきらめき」の多収と良食味を両立可能な諸形質の条件-Growth Characteristics to Achieve High Yield and High Palatability in a Rice Cultivar 'Niji-no-kirameki' in the Hokuriku Region. 日本作物学会紀事. 2023. 92. 2. 173-183

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MISC (17)：

Sugiura Daisuke, Okude Satomi, Sato Mio, Okamoto Takanori, Kondo Motohiko, Yumiko Arai-Sanoh, Okamura Masaki. Higher LAI and Lower Night Respiration during Maturity Stage Contribute to Higher yield of High-Yielding Rice Varieties. Abstracts of Meeting of the CSSJ. 2024. 257. 19-19
Okamura Masaki, Nakaoka Ichiro, Arai-Sanoh Yumiko, Kim Daryong, Nakagomi Koji, Kaji Ryota. Analysis for High-Yielding Factors of a New High-Yielding Rice Line "Hokuriku 288," Which Shows Higher Grain Yield than "Hokuriku 193" in Their Breeding Site. Abstracts of Meeting of the CSSJ. 2024. 257. 7-7
Ishimaru Tsutomu, Okamura Masaki, Yamaguchi Hiromichi, Ohsumi Akihiro, Kim Daryong, Nagaoka Ichiro, Kaji Ryota, Furuhata Masami, Ookawa Taiichiro, Yoshinaga Satoshi, et al. Characterization of high-yielding and high-palatable Japanese rice cultivars ‘Tsukiakari’ and ‘Niji-no-kirameki’. Abstracts of Meeting of the CSSJ. 2023. 255. 19-19
Okamura Masaki, Arai Yumiko Sanoh, Ohdaira Youichi, Ishikawa Junko. Comparison of Varietal Difference in Maturity Characteristics of Rice Grain by Estimating Hulled Grain Yellowing Rate Using HSV Color Space. Abstracts of Meeting of the CSSJ. 2023. 255. 171-171
Tsutomu Ishimaru, Okamura Masaki, Nagaoka Ichiro, Yamaguchi Hiromichi, Yoshimoto Mayumi, Ohdaira Youichi. Quantitative assessment on the grain appearance of a Japanese rice cultivar 'Niji-no-kirameki' with superior heat resilience during ripening. Abstracts of Meeting of the CSSJ. 2022. 254. 60-60

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Education (3)：

2012 - 2015 The University of Tokyo Graduate School of Agricultural and Life Sciences
2010 - 2012 The University of Tokyo Graduate School of Agricultural and Life Sciences
2008 - 2010 The University of Tokyo Faculty of Agriculture

Professional career (1)：

Work history (3)：

2018/04 - 現在 National Agriculture and Food Research Organization Crop Cultivation Group, Division of Lowland Farming, Joetsu Research Station,Central Region Agricultural Research Center Researcher
2015/04 - 2018/03 National Agriculture and Food Research Organization Institute of Crop Science, NARO, Division of Rice, Rice Physiology Unit Researcher
2012/04 - 2015/03 Japan Society for the Promotion of Science Research Fellow, DC1

Committee career (3)：

Awards (1)：

2019/03 - Crop Science Society of Japan Japanese Society of Crop Science Young Scientist Award Field Based Molecular Physiological S tudy on Starch and Sugar Accumulation in Rice

Association Membership(s) (1)：

CROP SCIENCE SOCIETY OF JAPAN

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