Upendra M. Sainju

Agricultural Research Service — United States

Agricultural and Biological Sciences · Life Sciences

54h-index9.5kcitations262works2.32yr avg
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Research Topics

Soil Carbon and Nitrogen Dynamics(201), Soil and Water Nutrient Dynamics(85), Agronomic Practices and Intercropping Systems(52), Plant nutrient uptake and metabolism(42), Soil and Unsaturated Flow(32)

Publications262 total

Nitrogen Balance for Pulse Crops in Rotation with Spring Wheat
Agronomy·2026Open Access
Greenhouse gas emissions in response to tillage and crop phase in a four-year crop rotation
Soil and Tillage Research·2026
Tillage Effects on Soil Hydraulic Parameters Estimated by Brooks–Corey Function in Clay Loam and Sandy Loam Soils
Agronomy·2025Open Access
Selected soil physical properties and maize yield influenced by tillage systems and fertilizer types in southwest Nigeria
Plant Science Today·2025Open Access
Soil carbon and nitrogen, crop yield, and nitrogen-use efficiency in response to crop rotation sequence
Nutrient Cycling in Agroecosystems·2025
Irrigated sugarbeet water use and water use efficiency responses to various tillage practices
Soil and Tillage Research·2025· 2 cited
Reducing Nitrogen Fertilization Rate in Spring Wheat–Pea Rotation Sustains Spring Wheat Yield and Quality
Agronomy·2025Open Access
Nitrogen fertilization to malt barley enhances pea yield and quality, regardless of cover cropping, in the malt barley–pea rotation
Agronomy Journal·2025Open Access
Cover cropping with reduced nitrogen fertilization rate enhances soil carbon but not nitrogen in the malt barley–pea rotation
Soil Science Society of America Journal·2025· 1 citedOpen Access
Greenhouse gas emissions under perennial bioenergy crops with various nitrogen fertilization rates
Journal of Environmental Quality·2025· 1 citedOpen Access
Mechanisms of cover crop-derived carbon sequestration in winter wheat fields: Insights from 13C labeling
Soil and Tillage Research·2025· 5 cited
Winter legume cover crop with adequate nitrogen fertilization enhance dryland maize yield and water-use efficiency
Agricultural Water Management·2024· 8 citedOpen Access
Greenhouse gas emissions from tillage practices and crop phases in a sugarbeet‐based crop rotation
Soil Science Society of America Journal·2024· 6 citedOpen Access
Soil-Water Retention Curves and Pore-Size Distribution in a Clay Loam Under Different Tillage Systems
Land·2024· 6 citedOpen Access
Reduced nitrogen rate sustains malt barley yield and quality in malt barley‐pea rotation
Agronomy Journal·2024· 2 citedOpen Access
A Mixture of Summer Legume and Nonlegume Cover Crops Enhances Winter Wheat Yield, Nitrogen Uptake, and Nitrogen Balance
Nitrogen·2024· 2 citedOpen Access
Greenhouse gas emissions in response to tillage, nitrogen fertilization, and manure application in the tropics
Soil and Tillage Research·2024· 11 cited
Long‐term continuous cropping reduces greenhouse gas emissions while sustaining crop yields
Journal of Environmental Quality·2024· 6 citedOpen Access
Soil mineral nitrogen and winter wheat nitrogen productivity influenced by summer cover crop and nitrogen fertilization
Journal of Plant Nutrition·2024· 1 cited
Soil Microbial Community Structures under Annual and Perennial Crops Treated with Different Nitrogen Fertilization Rates
Soil Systems·2024· 1 citedOpen Access
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Frequent Co-authors

Bharat Singh(15), Wayne F. Whitehead(10), Thecan Caesar‐TonThat(8), Rajan Ghimire(7), William B. Stevens(5), R. Louis Baumhardt(5), Andrew W. Lenssen(5), S. Kuo(4), Fazhu Zhao(4), Daniel Liptzin(4), Shannon B. Cappellazzi(4), G. Mac Bean(4), Michael Cope(4), Kelsey L.H. Greub(4), Elizabeth L. Rieke(4), P. W. Tracy(4), Ezra Aberle(4), Amanda J. Ashworth(4), Oscar Bañuelos Tavarez(4), Andy I. Bary(4)