Research field (3):
Plants: molecular biology and physiology
, Plant nutrition, soil science
, Crop production science
Research keywords (5):
カリウム
, イネ
, cesium
, water and nutrient uptake
, aquaporin
Research theme for competitive and other funds (7):
2019 - 2022 Construction of a potassium / cesium absorption model for rice plants in consideration of weather, soil and fertilizer application management
2016 - 2019 Physiological factors and molecular mechanisms on absorption and distribution of cesium in indica and japonica rice varieties
2013 - 2016 Influence of meteorological conditions on water status and growth of rice crop and the role of aquaporins
2012 - 2016 Influence of evaporative demand on aquaporin expression levels and hydraulic conductivity in the roots under natural weather condition
2013 - 2016 湿害によるダイズの吸水機能低下とアクアポリンの関係解明に向けた基礎的研究
2009 - 2012 植物の栄養素吸収と水吸収の相互作用に関する研究
2003 - 2006 イネ水チャンネルをターゲットとした環境ストレス発生メカニズムの解明
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Papers (34):
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
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
Junko Ishikawa, Shigeto Fujimura, Mari Murai-Hatano, Koji Baba, Manami Furuya, Akitoshi Goto, Motohiko Kondo. Changes in cesium distribution in field-grown rice plants throughout the cultivation period. Plant and Soil. 2021. 469. 1-2. 475-487