Search Results - "Lee, Dokyoung"
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How to estimate soil organic carbon stocks of agricultural fields? Perspectives using ex-ante evaluation
Published in Geoderma (01-04-2022)“…•Strategies to estimate soil organic carbon stocks in agricultural fields are reviewed.•Soil scientists face many strategy choices but limited…”
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Comparison of Complications after Coronavirus Disease and Seasonal Influenza, South Korea
Published in Emerging infectious diseases (01-02-2022)“…We conducted a retrospective cohort study using claims data to determine the number and types of complications from coronavirus disease (COVID-19) that…”
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3
Harvest and nitrogen effects on bioenergy feedstock quality of grass‐legume mixtures on Conservation Reserve Program grasslands
Published in Global change biology. Bioenergy (01-03-2023)“…Perennial grass mixtures established on Conservation Reserve Program (CRP) lands can be an important source of feedstock for bioenergy production. This study…”
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4
Multi-site evaluation of stratified and balanced sampling of soil organic carbon stocks in agricultural fields
Published in Geoderma (01-10-2023)“…•Guidance for selecting SOC stock sampling strategies is currently lacking.•Dense and deep measurements of SOC stocks conducted at eight US Midwest field…”
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5
Effect of Chinese milk vetch ( Astragalus sinicus L.) as a green manure on rice productivity and methane emission in paddy soil
Published in Agriculture, ecosystems & environment (15-08-2010)“…This field study was undertaken to investigate the optimum recycling rate of the above ground biomass of Chinese milk vetch ( Astragalus sinicus L. hereafter,…”
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Nitrogen fertilization effects on aged Miscanthus × giganteus stands: Exploring biomass yield, yield components, and biomass prediction using in‐season morphological traits
Published in Global change biology. Bioenergy (01-05-2024)“…For sustainable biomass production of Miscanthus × giganteus (hereafter miscanthus), understanding the impact of stand age and nitrogen (N) fertilization on…”
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7
Antioxidant and antimicrobial activities of crude sorghum extract
Published in Food chemistry (15-08-2009)“…Here, we report the antioxidant and antimicrobial activities of sorghum ( Sorghum bicolor Moench) extracts prepared from 25 cultivars from South Korea. Four…”
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8
Changes of soil organic carbon and its fractions in relation to soil physical properties in a long-term fertilized paddy
Published in Soil & tillage research (01-07-2009)“…Soil organic carbon (SOC) has an important role in improving soil quality and sustainable production. A long-term fertilization study was conducted to…”
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Aerial Imagery Can Detect Nitrogen Fertilizer Effects on Biomass and Stand Health of Miscanthus × giganteus
Published in Remote sensing (Basel, Switzerland) (16-03-2022)“…Miscanthus × giganteus (Miscanthus) is a warm-season perennial grass grown for bioenergy feedstock production. Nitrogen (N) fertilizer management is crucial…”
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10
Responsiveness of miscanthus and switchgrass yields to stand age and nitrogen fertilization: A meta‐regression analysis
Published in Global change biology. Bioenergy (01-05-2022)“…Optimal management of the perennial bioenergy crops, miscanthus and switchgrass, requires an understanding of their responsiveness to nitrogen (N) fertilizer…”
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Predicting Biomass Yields of Advanced Switchgrass Cultivars for Bioenergy and Ecosystem Services Using Machine Learning
Published in Energies (Basel) (18-05-2023)“…The production of advanced perennial bioenergy crops within marginal areas of the agricultural landscape is gaining interest due to its potential to…”
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12
Intra‐ and inter‐annual variability of nitrification in the rhizosphere of field‐grown bioenergy sorghum
Published in Global change biology. Bioenergy (01-03-2022)“…Biological nitrification inhibition (BNI) and plant–microbe competition for ammonium (NH4+) by sorghum (Sorghum bicolor (L.) Moench) have the potential to…”
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13
Impact of COVID-19 on pregnant women in South Korea: Focusing on prevalence, severity, and clinical outcomes
Published in Journal of infection and public health (01-02-2022)“…In the era of coronavirus disease 2019 (COVID-19) pandemic, there is a paucity of information regarding actual prevalence of COVID-19 in pregnant women…”
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14
Impact of warm‐season grass management on feedstock production on marginal farmland in Central Illinois
Published in Global change biology. Bioenergy (01-10-2019)“…The production of dedicated energy crops on marginally productive cropland is projected to play an important role in reaching the US Billion Ton goal. This…”
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Remote Sensing-Based Estimation of Advanced Perennial Grass Biomass Yields for Bioenergy
Published in Land (Basel) (01-11-2021)“…A sustainable bioeconomy would require growing high-yielding bioenergy crops on marginal agricultural areas with minimal inputs. To determine the cost…”
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How profitable is switchgrass in Illinois, USA? An economic definition of marginal land
Published in Grassland research (Online) (01-06-2022)“…Background Decisions regarding the conversion of land from an existing crop to bioenergy crops are critical for the sustainable production of both food and…”
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Source and Accumulation of Soil Carbon along Catena Toposequences over 12,000 Years in Three Semi-Natural Miscanthus sinensis Grasslands in Japan
Published in Agriculture (Basel) (01-01-2022)“…Miscanthus-dominated semi-natural grasslands in Japan appear to store considerable amounts of soil C. To estimate the long-term effect of Miscanthus vegetation…”
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Diversity in Phenological and Agronomic Traits of Miscanthus sinensis Collected in Korea and Eastern Asia
Published in Agronomy (Basel) (01-05-2021)“…Four-year field experiments were conducted to investigate phenotypic traits associated with the biomass yield of 173 Miscanthus sinensis accessions collected…”
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Using soil library hyperspectral reflectance and machine learning to predict soil organic carbon: Assessing potential of airborne and spaceborne optical soil sensing
Published in Remote sensing of environment (15-03-2022)“…Soil organic carbon (SOC) is a key variable to determine soil functioning, ecosystem services, and global carbon cycles. Spectroscopy, particularly optical…”
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Identifying biomass yield potential of tetra, hexa, and octoploid prairie cordgrass populations grown on marginal lands
Published in Crop science (20-10-2023)“…As the demand for renewable energy sources with reduced carbon emissions to the atmosphere increases, bioenergy crops remain an attractive alternative to…”
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