Rchr
J-GLOBAL ID：200901064221960021   Update date: Jan. 31, 2024

Ohyama Takuji

オオヤマ タクジ | Ohyama Takuji
Affiliation and department：
The fertilization Research Foundation

About The fertilization Research Foundation


Job title： Chairman
Research field  (1)： Crop production science
Research keywords  (5)： soybean ,  nitrogen fixation ,  nitrate ,  lime nitrogen ,  deep placement
Research theme for competitive and other funds  (14)：
  • 2014 - 2017 Comprehensive analysis of nitrogen transport from fixed N in nodules and absorbed N in roots in soybean related to nitrate inhibition on nitrogen fixation.
  • 2006 - 2009 Analysis of the mechanism of metabolic control of nitrate inhibition on nodules and autoregulation of nodulation in soybean.
  • 2006 - 2007 新規施肥根粒菌接種技術によるダイズの窒素固定促進と子実増収機構の解析
  • 2002 - 2005 Biochemical studies of post-translational modification of nitrate transport systems in higher plants
  • 2001 - 2003 Search for transporting signal compounds which regulates nodulation of soybean
Show all
Papers (101)：
  • Takuji Ohyama, Kahori Matsumoto, Haruka Goto, Akihiro Saito, Kyoko Higuchi. Nitrogen Metabolism in Non-Nodulated and Nodulated Soybean Plants Related to Ureide Synthesis. Nitrogen. 2023. 4. 2. 209-222
  • Barley Cultivar Sarab 1 Has a Characteristic Region on the Thylakoid Membrane That Protects Photosystem I under Iron-Deficient Conditions. Plants. 2023. 12
  • Takuji Ohyama, Koyo Takayama, Ayaka Akagi, Akihiro Saito, Kyoko Higuchi, Takashi Sato. Development of an N-Free Culture Solution for Cultivation of Nodulated Soybean with Less pH Fluctuation by the Addition of Potassium Bicarbonate. Agriculture. 2023. 13. 3. 739-739
  • Takuji Ohyama, Miyuki Isaka, Akihiro Saito, Kyoko Higuchi. Effects of Nodulation on Metabolite Concentrations in Xylem Sap and in the Organs of Soybean Plants Supplied with Different N Forms. Metabolites. 2023. 13. 3. 319-319
  • Takuji Ohyama, Keisuke Ikebe, Sotaro Okuoka, Tomoya Ozawa, Takuya Nishiura, Taiga Ishiwata, Ayane Yamazaki, Fumu Tanaka, Toru Takahashi, Takumi Umezawa, et al. A deep placement of lime nitrogen reduces the nitrate leaching and promotes soybean growth and seed yield. Crop and Environment. 2022. 1. 4. 221-230
ｍore...
MISC (110)：
  • 大山卓爾. 緩効性窒素肥料の深層施肥によるダイズの安定多収技術開発の歩み. 肥料科学. 2021. 42. 81-127
  • Takuji Ohyama. A narrowing world and soybean production. Fertilizer News letter. 2020. 2019. 3. 2-8
  • Takuji Ohyama. Soybean yield is rapidly increasing in the world. Gendai Nogyo. 2019. 2019. 12. 136-137
  • Takuji Ohyama. Is it true that soybean cultivation increase soil fertility?. Gendai Nogyo. 2019. 2019. 11. 122-125
  • Takuji Ohyama. Deep placement of N fertilizer does not inhibit nitrogen fixation activity of soybean nodules. Gendai Nogyo. 2019. 2019. 9. 130-133
ｍore...
Books (17)：
  • Nitrogen in Agriculture Physiological, Agricultural and Ecological Aspects
    InTech Open 2021
  • Nitrogen in Flowers
    InTech Open 2021
  • Root Biology: Growth, Physiology, and Functions
    IntechOpen 2019
  • Top 10 Contributions on Plant Biology, Transcriptome and Metabolome Analyses Reveal That Nitrate Strongly Promotes Nitrogen and Carbon Metabolism in Soybean Roots, but Tends to Repress It in Nodules.
    Avid Science 2018
  • Encyclopedia of Soybean volume I, International Research
    Academic Pages 2017
ｍore...
Lectures and oral presentations  (4)：
  • ダイズに深層施肥した窒素肥料の動態
    (日本土壌肥料学会関東支部会 2019)
  • Analysis of phosphorous transport mechanism absorbed from rice roots.
    (2019)
  • Diurnal changes in xylem sap components exudated from soybean grwon in hydroponics.
    (2019)
  • Deep placement of nitrogen fertilizers and nitrification inhibitor enhances the nitrogen fixation activity and promotes seed yield of soybean.
    (5th Asian Conference on Plant-Microbe Symbiosis and Nitrogen Fixation 2019)
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