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http://dx.doi.org/10.1111/gcb.14318 | DOI Listing |
J Environ Qual
December 2024
USDA-ARS National Laboratory for Agriculture and the Environment, Ames, Iowa, USA.
Nutrient losses via subsurface tile cause environmental degradation of aquatic ecosystems. Various management practices are primarily aimed at reduction of nitrate leaching in tile discharge; however, studies on leaching of other nutrients are limited. A replicated plot experiment was initiated in 2016 as part of the Long-Term Agroecosystem Research (LTAR) network Croplands Common Experiment to quantify the effectiveness of management practices on leaching of NO-N, total P, K, and S from drained soils.
View Article and Find Full Text PDFFront Plant Sci
December 2024
Satellite Application Center for Ecology and Environment, Ministry of Ecology and Environment, Beijing, China.
Plant litter decomposition is a significant ecosystem function that regulates nutrient cycling, soil fertility, and biomass production. It is heavily regulated by nutrient intake. The effects of exogenous nutrients on litter decomposition are not yet fully understood.
View Article and Find Full Text PDFGlob Chang Biol
December 2024
Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, China.
Nitrogen (N) transformation inhibitors have been widely recognized as a promising strategy to enhance crop productivity and mitigate N losses. However, the effectiveness of individual or combined inhibitors can vary significantly across different agroecosystems. Using meta-analysis and cost-benefit analysis (CBA), we synthesized findings from 41 peer-reviewed studies (285 observations) globally to evaluate the efficacy of urease inhibitors (UIs), nitrification inhibitors (NIs), and combined inhibitors (UINIs).
View Article and Find Full Text PDFPlant Physiol
December 2024
Tea Research Institute, Chinese Academy of Agricultural Sciences, Hangzhou 310008, China.
Nitrogen (N) remobilization from mature leaves to new shoots (NSs) is closely related to the quality of green tea in the spring season, which subsequently determines its economic value. However, the underlying N remobilization mechanism remains poorly understood. Here, we demonstrate that >80% of the recovered 15N was partitioned in the first mature leaves that supply NSs.
View Article and Find Full Text PDFJ Environ Manage
December 2024
Department of Agricultural Chemistry & Interdisciplinary Program in IT-Bio Convergence System, Sunchon National University, Suncheon, 57922, Republic of Korea; Department of Agricultural Life Science, Sunchon National University, Suncheon, 57922, Republic of Korea. Electronic address:
Intensive nitrogen (N) fertilization enhances crop yield but also increases ammonia (NH) and greenhouse gas (GHG) emissions (CO, CH and NO), requiring sustainable fertilization regimes. The co-application of organic and inorganic fertilizers can decrease the use of inorganic fertilizer, reduce environmental pollution, and enhance soil fertility. A simultaneous investigation of the effects of combined application of organic and inorganic fertilizers on NH volatilization, GHG emissions, and soil fertility is, however, lacking.
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