Research theme for competitive and other funds (3)：
2022 - 2026 Study of flavonoid biosynthesis regulation mechanism in black rice under abiotic stress conditions
2022 - 2025 クロロフィル蛍光の定量的評価にもとづく黒米「H50」のストレス耐性の解明
2018 - 2022 Image analysis of rice grain quality in Lao PDR and the present condition of market value: From self-sufficiency to market
Papers (34)：
Jean-Martial Johnson, Ali Ibrahim, Elliott Ronald Dossou-Yovo, Kalimuthu Senthilkumar, Yasuhiro Tsujimoto, Hidetoshi Asai, Kazuki Saito. Inorganic fertilizer use and its association with rice yield gaps in sub-Saharan Africa. Global Food Security. 2023. 38. 100708-100708
Aung Zaw Oo, Hidetoshi Asai, Kensuke Kawamura, Junichiro Marui, Kazuhiko Nakahara, Toshiyuki Takai, Hiroki Saito, Khin Thuzar Win, Juan Pariasca-Tanaka. Optimizing phosphorus management to increase grain yield and nutritional quality while reducing phytic acid concentration in black rice (Oryza sativa L.). Frontiers in Sustainable Food Systems. 2023. 7
Toshiyuki Takai, Yojiro Taniguchi, Megumu Takahashi, Hideki Nagasaki, Eiji Yamamoto, Sakiko Hirose, Naho Hara, Hiroko Akashi, Jun Ito, Yumiko Arai-Sanoh, et al. MORE PANICLES 3, a natural allele of OsTB1/FC1, impacts rice yield in paddy fields at elevated CO2 levels. The Plant journal : for cell and molecular biology. 2023. 114. 4. 729-742
Tomohiro Nishigaki, Yasuhiro Tsujimoto, Tovohery Rakotoson, Michel Rabenarivo, Andry Andriamananjara, Hidetoshi Asai, Haja Bruce Andrianary, Hobimiarantsoa Rakotonindrina, Tantely Razafimbelo. Soil phosphorus retention can predict responses of phosphorus uptake and yield of rice plants to P fertilizer application in flooded weathered soils in the central highlands of Madagascar. GEODERMA. 2021. 402
