Research keywords (5):
Remote-sensing
, Simulation model
, Agronomy
, Farmers' fields
, Crop Science
Research theme for competitive and other funds (34):
2023 - 2026 Elucidating the genetic mechanism controlling the growth of primary and lateral roots in soybean
2022 - 2025 Economic-social-environmental connections in rural Southeast Asia: investigating the process of economic growth over a 40-year period
2022 - 2025 Institutional design of technology transfer based on the characteristics of organic rice production system through interdisciplinary co-creation
2012 - 2015 Study on compensation mechanism for water saving in Citarum River Basin, Indonesia
2012 - 2015 Estimation of rice productivity based on synthetic aperature radar in Northeast Thailand
2010 - 2014 Livelihood Transition and Sustainable Humanosphere of Rural Southeast Asia
2010 - 2014 Development a soybean crop model to support production under converted lowland paddies
2010 - 2014 Assessment of resistance of rainfed lowland rice to aerobic condition in northeastern Thailand based on the dynamics of nutrients in soil
2010 - 2011 Evaluation of cross-tolerance to water and oxidative stress for selection method in rice cultivar breeding
2008 - 2010 A study on the crop ecological and agronomical factors that cause growing yield gap between Japanese and US soybean production
2005 - 2008 The Mechanism of Delayed Stem Senescence in Soybean: Evaluation of Gene by Environment interaction and Investigation of Novel Genetic Regions
2001 - 2004 Evaluation and prediction of the effects of climate variation and global warming on rice production in Monsoon Asia.
2001 - 2003 東北タイ天水田稲作地帯の土地生産力評価モデルの開発
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Papers (181):
Vicente Ballaran, Miho Ohara, Mohamed Rasmy, Koki Homma, Kentaro Aida, Kohei Hosonuma. Improving the Estimation of Rice Crop Damage from Flooding Events Using Open-Source Satellite Data and UAV Image Data. AgriEngineering. 2024
Hidenori Asami, Akihide Fushimi, Koki Homma. Suppression of entireleaf morning glory (Ipomoea hederacea Jacq. var. integriuscula A. Gray) growth by lawngrass (Zoysia japonica Steud.) on soybean field levees in southwestern Japan. Weed Biology and Management. 2024
Kohei Hosonuma, Kentaro Aida, Vicente Ballaran, Naoko Nagumo, Patricia Ann J. Sanchez, Tsuyoshi Sumita, Koki Homma. Evaluation of Geographical and Annual Changes in Rice Planting Patterns Using Satellite Images in the Flood-Prone Area of the Pampanga River Basin, the Philippines. Remote Sensing. 2024
Yuichi Nagasaki, Andy Saryoko, Iskandar Lubis, Koki Homma, Tomoyuki Katsube-Tanaka, Tatsuhiko Shiraiwa. Comparison of soybean crop performance under tropical environment between tropical and temperate cultivars with adjusted growth duration. Plant Production Science. 2024
Yuti Giamerti, Chiharu Hongo, Daiki Saito, Oliver Caasi, Pepi Nur Susilawati, Masahiro Shishido, I. Putu Sudiarta, I. Made Anom Sutrisna Wijaya, Gunardi Sigit, Koki Homma. Evaluation of leaf area index in the rice growth phase using UAV images. INTERNATIONAL CONFERENCE ON ORGANIC AND APPLIED CHEMISTRY (ICOAC) 2022. 2024
Yuki Sofue, Chiharu Hongo, Naohiro Manago, Gunardi Sigit, Koki Homma, Baba Barus. Estimation of Normal Rice Yield Considering Heading Stage Based on Observation Data and Satellite Imagery. 2021 IEEE International Geoscience and Remote Sensing Symposium IGARSS. 2021
Cropping systems/crop calendars adapted to climate change conditions focusing on salt-affected soils in rural areas of Northeast Thailand
(Final symposium of Advancing Co-Design of Intergrated Strategies with AdaPtation to Climate Change in Thailand (ADAP-T project) 2022)
Establishment of drought monitoring platform
(Final symposium of Advancing Co-Design of Intergrated Strategies with AdaPtation to Climate Change in Thailand (ADAP-T project) 2022)
Enhancement in production system management of major economic crops under drought crisis: case studies of rice and orchid
(Final symposium of Advancing Co-Design of Intergrated Strategies with AdaPtation to Climate Change in Thailand (ADAP-T project) 2022)
2020/04 - 現在 Paddy and Water Environment Editorial Advisors
2019/04 - 現在 Buletin Agroteknologi Bording member
2016/04 - 現在 日本作物学会・評議員会 評議員
2016/04 - 現在 日本作物学会東北支部会・評議員会 評議員
2020/04 - 2022/03 日本作物学会 シンポジウム委員会,委員長
2014/04 - 2022/03 日本作物学会 シンポジウム委員会
2018/04 - 2020/03 日本作物学会 Plant Production Science, Editor in Chief
2016/04 - 2020/03 日本作物学会・Plant Production Science Editor
2017/04 - 2019/03 日本作物学会・和文誌 速報編集委員長
2016/04 - 2018/03 日本作物学会・シンポジウム委員会 委員長
2016/04 - 2018/03 日本作物学会・将来構想検討ワーキンググループ 委員
2016/04 - 2018/03 日本作物学会・和文誌 編集委員
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Awards (4):
2021/03 - Plant Production Science Best Paper Award Regulation of root-to-leaf Na and Cl transport and its association with photosynthetic activity in salt-tolerant soybean genotypes.
2016/03/28 - 日本作物学会 日本作物学会論文賞 Leaf photosynthesis and its genetic improvement from the perspective of energy flow and CO2 diffusion. Plant Prod. Sci. 17, 111-123.
日本地球惑星科学連合
, The Sesame Society of Japan
, Japanese Agricultural Education Society
, Japanese Society for Tropical Agriculture
, Japanese Agricultural Systems Society
, Crop Science Society of Japan