2010 - 2014 Development a soybean crop model to support production under converted lowland paddies
2010 - 2012 Improving the yield potential in by analyzing genotype by water environment interaction
2008 - 2010 A study on the crop ecological and agronomical factors that cause growing yield gap between Japanese and US soybean production
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Papers (79)：
Tomoaki Yamaguchi, Keisuke Katsura. A novel neural network model to achieve generality for diverse morphologies and crop science interpretability in rice biomass estimation. Computers and Electronics in Agriculture. 2024. 218
Shovkat Kholdorov, Zafarjon Jabbarov, Tomoaki Yamaguchi, Megumi Yamashita, Tulkin Shamsiddinov, Keisuke Katsura. Optimal timing of satellite data acquisition for estimating and modeling soil salinity in cotton fields of the Mingbulak District, Uzbekistan. Eurasian Journal of Soil Science. 2024. 13. 1. 26-34
Tomoaki Yamaguchi, Kana Sasano, Keisuke Katsura. Improving efficiency of ground-truth data collection for UAV-based rice growth estimation models: investigating the effect of sampling size on model accuracy. Plant Production Science. 2024
Megumi Yamashita, Tomoya Kaieda, Hiro Toyoda, Tomoaki Yamaguchi, Keisuke Katsura. Spatial Estimation of Daily Growth Biomass in Paddy Rice Field Using Canopy Photosynthesis Model Based on Ground and UAV Observations. Remote Sensing. 2024. 16. 1
Vololonirina Raharimanana, Tomoaki Yamaguchi, Yasuhiro Tsujimoto, Aung Zaw Oo, Tomohiro Nishigaki, Hobimiarantsoa Rakotonindrina, Keisuke Katsura. A machine learning approach is effective to elucidate yield-limiting factors of irrigated lowland rice under heterogeneous growing conditions and management practices. Field Crops Research. 2023. 304
OI Takao, ARATANI Haruka, HONDA Sotaro, IWASA Marina, KAMOSHITA Akihiko, KANO-NAKATA Mana, KATSURA Keisuke, NGUYEN Dinh Thi Ngoc, OJHA Jesish, OKAMOTO Takanori, et al. Young Scientist Forum of ACSAC10 ONLINE: Let’s Talk about Young Scientist’s Presents & Futures. Japanese Journal of Crop Science. 2022. 91. 3. 246-250
尾澤陽, 山口友亮, 前田周平, 妹尾知憲, 桂圭佑. Estimation of nutrient index values of Kinumusume, a recommended rice cultivar in Okayama Prefecture, by image analysis. 日本作物学会講演会要旨集. 2022. 253rd
高村大河, 山口友亮, 大川泰一郎, 桂圭佑. Attempt for yield mapping of rice varieties using drone aerial images and machine learning. 日本作物学会講演会要旨集. 2022. 253rd
山口友亮, 桂圭佑, 小平正和, 山下恵, 高村大河, 安達俊輔, 大川泰一郎. The Effect of Rice Cultivation on Total Soil Carbon in Paddy Fields after Decontamination in Tomioka Town, Fukushima Prefecture. 復興農学会誌(Web). 2022. 2. 2
高村大河, 山口友亮, 大川泰一郎, 桂圭佑. Predicted yield mapping of rice varieties using drone aerial images and machine learning. 復興農学会誌(Web). 2022. 2. 2
Plant performance and stability of soybean cultivars with temperate and tropical origins under tropical environments.244
(The 244th Meeting of the Crop Science Society of Japan 2017)
Effect of microtopography on spatial variation in soil carbon within a floodplain ecosystem in the Northern Región of Ghana
(243rd Meeting of the Crop Science Society of Japan 2017)
Possibility of increasing rice grain yield by adopting aerobic rice system in Mwea, Kenya
(SATREPS International Symposium “Taylor-made rice breeding and cultivation technology development for sub-Saharan Africa -Progress and future prospects of the SATREPS project in Kenya-” 2016)
Changes of soil fertility in no-fertilizer input paddy and yield limiting factor of rice
(Annual meeting of Japanese Society of Soil Science and Plant Nutrition in 2016 2016)
Estimation of total nitrogen content in surface paddy soils by measuring their electrical conductivity after hydrogen peroxide treatment
(Annual meeting of Japanese Society of Soil Science and Plant Nutrition in 2016 2016)
