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Yoshifumi Nagumo

Role of Nitrogen on Growth and Seed Yield of Soybean and a New Fertilization Technique to Promote Nitrogen Fixation and Seed Yield
2017 · Takuji Ohyama, Kaushal Tewari, et al. · InTech eBooks · 70
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Effect of deep placement of controlled release nitrogen fertilizer (coated urea) on growth, yield, and nitrogen fixation of soybean plants
1991 · Yoshihiko Takahashi, Toshiaki Chinushi, et al. · Soil Science & Plant Nutrition · 69
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Soybean Seed Production and Nitrogen Nutrition
2013 · Takuji Ohyama, Ritsuko Minagawa, et al. · InTech eBooks · 56
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Analysis of the nitrogen nutrition of soybean plants with deep placement of coated urea and lime nitrogen
2007 · Kaushal Tewari, Takanori Sato, et al. · Soil Science & Plant Nutrition · 40
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Rapid quantification of cyanamide by ultra-high-pressure liquid chromatography in fertilizer, soil or plant samples
2009 · Yoshifumi Nagumo, Kazuya Tanaka, et al. · Journal of Chromatography A · 20
Suppressive effect of the deep placement of lime nitrogen on N2O emissions in a soybean field
2021 · Hiromu Ikezawa, Yoshifumi Nagumo, et al. · The Science of The Total Environment · 18
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Linking environment-productivity trade-offs and correlated uncertainties: Greenhouse gas emissions and crop productivity in paddy rice production systems
2016 · Kiyotada Hayashi, Yoshifumi Nagumo, et al. · The Science of The Total Environment · 16
Effect of Continuous Cropping and Long-Term Paddy-Upland Rotation on Yield Reduction of Soybean in Niigata Prefecture, Japan
2013 · Makoto Hattori, Yoshifumi Nagumo, et al. · Japanese Journal of Crop Science · 11
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Comparison of the depth of placement of lime nitrogen on growth, N 2 fixation activity, seed yield and quality of soybean ( Glycine max (L.) Merr.) plants
2006 · Tewari Kaushal, Masaru Onda, et al. · Soil Science & Plant Nutrition · 11
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Effect of the Nitrification Inhibitor 3,4-Dimethylpyrazole Phosphate on the Deep Placement of Nitrogen Fertilizers for Soybean Cultivation
2019 · Soshi Hatano, Yoichi Fujita, et al. · International Journal of Agronomy · 10
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Survey of Wet and Dry Stress in Soybean in Japanese Farmers' Fields using Dry and Wet Indices Based on FAO56 Model
2020 · Tomohiro Konno, Tomoki Takahashi, et al. · Japanese Journal of Crop Science · 7
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Introduction of uncertainty into trade-offs between productivity and life cycle environmental impacts in rice production systems: assessing the effectiveness of nitrogen-concentrated organic fertilizers.
2014 · Kiyotada Hayashi, Yoshifumi Nagumo, et al. · 3
Effect of basal side-dressing of various types of coated urea fertilizer on shoot growth, yield components and seed composition of soybean (Glycine max(L.) Merr.)
2006 · Yoshihiko Takahashi, Norikuni Ohtake, et al. · Soil Science & Plant Nutrition · 3
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Analysis of Environmental Factors Affecting the Occurrence of Cracked Rice Kernels in Koshihikari Rice
2026 · Yasutaka IMAI, Makoto HATTORI, et al. · Japanese Journal of Crop Science · 1
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Impact of Nitrogen Topdressing at Flowering on Phosphorus Uptake and Grain Ash Content in Wheat Variety “Yukichikara” for Bread in Niigata prefecture
2020 · Hiroshi Shibukawa, Yumi Shimazaki, et al. · Japanese Journal of Crop Science · 1
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Appropriate Planting Density of Two Soybean Cultivars Differing in Adaptability to Dense Planting in Ridge-making Narrow-row Cultivation
2017 · Yoichi Fujita, Osamu Kawakami, et al. · Japanese Journal of Crop Science · 1
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Growth and Yield in Ridge-making Narrow Row Culture of Soybean Cultivar “Tachinagaha” with Lodging Resistance and its Weeding Effect
2014 · Yoichi Fujita, Makoto Hattori, et al. · Japanese Journal of Crop Science · 1
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Deep placement of lime nitrogen promotes nitrogen fixation and seed yield of soybean with efficient utilization rates.
2010 · Takuji Ohyama, Yutaka Takahashi, et al. · Institutional Repositories DataBase (IRDB) · 1
Mechanical responses of developing rice kernels to localized heat exposure and their implications for fissure susceptibility
2026 · Yasutaka Imai, Moeka Mukai, et al. · Journal of Cereal Science
Environmental Factors on the Degraded Rice Grain Quality of Koshihikari in Niigata Prefecture in 2019
2022 · Yasutaka IMAI, Makoto HATTORI, et al. · Japanese Journal of Crop Science
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Research and Development in Agricultural Sciences Vol. 1
2020 · Asma Hanif, Shahnaz Dawar, et al. · Book Publisher International (a part of SCIENCEDOMAIN International)
Effect of phosphate application levels on soybean [Glycine max [L.] Merr.] seed yield, elements and storage protein composition.
2017 · Ohtake, Norikuni, Tanabata, Sayuri I., et al. · Institutional Repositories DataBase (IRDB)
ダイズの種子収量,元素集積,貯蔵タンパク組成に対するリン供給量の影響
2017 · Norikuni Ohtake, I Tanabata Sayuri, et al. · 新潟大学農学部研究報告
Substitution for the Topdressing at the Panicle Formation Stage by Deep Placement of Calcium Cyanamide in Wet Direct Seeded Extremely Early Maturing Non-Staple Food Rice
2015 · Masato Kanai, Yasuhiro Higuchi, et al. · 北陸作物学会報
Optimal Groundwater Level for Higher Yield and Quality of Barley in Fine-textured Gley Soil in the Hokuriku Region
2015 · Yoichi Fujita, Makoto Hattori, et al. · 北陸作物学会報
Works count: 28
Citation count: 339
H-index: 10
I10-index: 10
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