All Stories

  1. Brown juice assisted ensiling of straw and press cake for enhanced biogas production and nutrient availability in digestates

    Article • Environmental Technology & Innovation, November 2023, Elsevier

    Peter Sørensen

  2. Plant availability and leaching of 15N‐labelled mineral fertilizer residues retained in agricultural soil for 25 years: A lysimeter study

    Article • Journal of Plant Nutrition and Soil Science, May 2023, Wiley

    Peter Sørensen

  3. Faba bean productivity, yield stability and N2-fixation in long-term organic and conventional crop rotations

    Article • Field Crops Research, May 2023, Elsevier

    Peter Sørensen

  4. Greenhouse gas balances and yield-scaled emissions for storage and field application of organic fertilizers derived from cattle manure

    Article • Agriculture Ecosystems & Environment, April 2023, Elsevier

    Peter Sørensen

  5. Effects of electrokinetic and ultrasonication pre-treatment and two-step anaerobic digestion of biowastes on the nitrogen fertiliser value by injection or surface banding to cereal crops

    Article • Journal of Environmental Management, January 2023, Elsevier

    Peter Sørensen

  6. Nitrogen dynamics and carbon sequestration in soil following application of digestates from one- and two-step anaerobic digestion

    Article • The Science of The Total Environment, December 2022, Elsevier

    Peter Sørensen

  7. Letter to the Editor regarding NLES5 – An empirical model for estimating nitrate leaching from the root zone of agricultural land

    Article • European Journal of Agronomy, November 2022, Elsevier

    Peter Sørensen

  8. Ammonia Emissions, Exposed Surface Area, and Crop and Weed Responses Resulting from Three Post-Emergence Slurry Application Strategies in Cereals

    Article • Agronomy, October 2022, MDPI AG

    Peter Sørensen

  9. Agronomic and environmental factors influencing the marginal increase in nitrate leaching by adding extra mineral nitrogen fertilizer

    Article • Agriculture Ecosystems & Environment, April 2022, Elsevier

    Peter Sørensen

  10. NLES5 – An empirical model for estimating nitrate leaching from the root zone of agricultural land

    Article • European Journal of Agronomy, March 2022, Elsevier

    Peter Sørensen

  11. Agricultural Biogas Production—Climate and Environmental Impacts

    Article • Sustainability, February 2022, MDPI AG

    Peter Sørensen

  12. Tine tip width and placement depth by row-injection of cattle slurry influence initial leaf N and P concentrations and final yield of silage maize

    Article • European Journal of Agronomy, February 2022, Elsevier

    Peter Sørensen

  13. Systematic Review of Dairy Processing Sludge and Secondary STRUBIAS Products Used in Agriculture

    Article • Frontiers in Sustainable Food Systems, November 2021, Frontiers

    Peter Sørensen

  14. Placement depth and distribution of cattle slurry influence initial maize growth and phosphorus and nitrogen uptake

    Article • Journal of Plant Nutrition and Soil Science, June 2021, Wiley

    Peter Sørensen

  15. Effect of Anaerobic Digestion Temperature and Manure Type on N and S Mineralization

    Article • Communications in Soil Science and Plant Analysis, May 2021, Taylor & Francis

    Peter Sørensen

  16. Application method influences the oxidation rate of biologically and chemically produced elemental sulfur fertilizers

    Article • Soil Science Society of America Journal, May 2021, Wiley

    Peter Sørensen

  17. Fertilizer replacement value and leaching of nitrogen applied to spring barley in cattle deep litter: A 3-year lysimeter study

    Article • Soil and Tillage Research, May 2021, Elsevier

    Peter Sørensen

  18. Cover crop mixtures including legumes can self-regulate to optimize N2 fixation while reducing nitrate leaching

    Article • Agriculture Ecosystems & Environment, April 2021, Elsevier

    Peter Sørensen

  19. Sulfur from biogas desulfurization: Fate of S during storage in manure and after application to plants

    Article • The Science of The Total Environment, February 2021, Elsevier

    Peter Sørensen

  20. Early plant height: A defining factor for yields of silage maize with contrasting phosphorus supply

    Article • Soil Use and Management, January 2021, Wiley

    Peter Sørensen

  21. Legacy effects of soil fertility management on cereal dry matter and nitrogen grain yield of organic arable cropping systems

    Article • European Journal of Agronomy, January 2021, Elsevier

    Peter Sørensen

  22. Nitrogen fertilizer value of animal slurries with different proportions of liquid and solid fractions: A 3-year study under field conditions

    Article • The Journal of Agricultural Science, November 2020, Cambridge University Press

    Peter Sørensen

  23. Measures to increase the nitrogen use efficiency of European agricultural production

    Article • Global Food Security, September 2020, Elsevier

    Peter Sørensen

  24. Cover crop and cereal straw management influence the residual nitrogen effect

    Article • European Journal of Agronomy, August 2020, Elsevier

    Peter Sørensen

  25. Data on initial leaf P concentrations and final dry matter yields of silage maize in response to row-injected cattle slurry

    Article • Data in Brief, June 2020, Elsevier

    Peter Sørensen

  26. Characterizing phosphorus availability in waste products by chemical extractions and plant uptake

    Article • Journal of Plant Nutrition and Soil Science, May 2020, Wiley

    Peter Sørensen

  27. Row-injected cattle slurry can replace mineral P starter fertiliser and reduce P surpluses without compromising final yields of silage maize

    Article • European Journal of Agronomy, May 2020, Elsevier

    Peter Sørensen

  28. Damage to the primary root in response to cattle slurry placed near seed may compromise early growth of corn

    Article • Agronomy Journal, February 2020, Wiley

    Peter Sørensen

  29. Anaerobic digestion of co-ensiled cover crop and barley straw: Effect of co-ensiling ratios, manure addition and impact on microbial community structure

    Article • Industrial Crops and Products, February 2020, Elsevier

    Peter Sørensen

  30. Nitrogen and Sulfur Availability in Digestates from Anaerobic Co-digestion of Cover Crops, Straw and Cattle Manure

    Article • Journal of soil science and plant nutrition, December 2019, Springer Science + Business Media

    Peter Sørensen

  31. Carbon and nitrogen mineralization differ between incorporated shoots and roots of legume versus non-legume based cover crops

    Article • Plant and Soil, November 2019, Springer Science + Business Media

    Peter Sørensen

  32. Co-ensiling of cover crops and barley straw for biogas production

    Article • Renewable Energy, November 2019, Elsevier

    Peter Sørensen

  33. Input and mineralization of carbon and nitrogen in soil from legume-based cover crops

    Article • Nutrient Cycling in Agroecosystems, September 2019, Springer Science + Business Media

    Peter Sørensen

  34. Effect of acidified cattle slurry on a soil collembolan community: A mesocosmos study

    Article • European Journal of Soil Biology, September 2019, Elsevier

    Peter Sørensen

  35. Fertilizer ammonium : nitrate ratios determine phosphorus uptake by young maize plants

    Article • Journal of Plant Nutrition and Soil Science, April 2019, Wiley

    Peter Sørensen

  36. Converting temperate long‐term arable land into semi‐natural grassland: decadal‐scale changes in topsoil C, N, 13 C and 15 N contents

    Article • European Journal of Soil Science, November 2018, Wiley

    Peter Sørensen

  37. Do phosphorus and nitrogen contents in young corn leaves represent contents in shoots?

    Article • Canadian Journal of Plant Science, October 2018, Canadian Science Publishing

    Peter Sørensen

  38. Release of carbon and nitrogen from fodder radish (Raphanus sativus) shoots and roots incubated in soils with different management history

    Article • Acta Agriculturae Scandinavica Section B - Soil & Plant Science, June 2018, Taylor & Francis

    Peter Sørensen

  39. Nitrogen leaching: A crop rotation perspective on the effect of N surplus, field management and use of catch crops

    Article • Agriculture Ecosystems & Environment, March 2018, Elsevier

    Peter Sørensen

  40. Soil carbon varies between different organic and conventional management schemes in arable agriculture

    Article • European Journal of Agronomy, March 2018, Elsevier

    Peter Sørensen

  41. Plant Availability of Phosphorus in Five Gasification Biochars

    Article • Frontiers in Sustainable Food Systems, December 2017, Frontiers

    Peter Sørensen

  42. Correction to: Cattle slurry acidification and application method can improve initial phosphorus availability for maize

    Article • Plant and Soil, December 2017, Springer Science + Business Media

    Peter Sørensen

  43. Plant availability of K in ashes and biochars

    Article • Archives of Agronomy and Soil Science, December 2017, Taylor & Francis

    Peter Sørensen

  44. Empirical model for mineralisation of manure nitrogen in soil

    Article • Soil Research, January 2017, CSIRO Publishing

    Peter Sørensen

  45. Evidence for denitrification as main source of N 2 O emission from residue-amended soil

    Article • Soil Biology and Biochemistry, January 2016, Elsevier

    Peter Sørensen

  46. Quantifying biological nitrogen fixation of different catch crops, and residual effects of roots and tops on nitrogen uptake in barley using in-situ 15N labelling

    Article • Plant and Soil, June 2015, Springer Science + Business Media

    Peter Sørensen

  47. Knowledge Asymmetries Between Research and Practice: A Social Systems Approach to Implementation Barriers in Organic Arable Farming

    Article • Sociologia Ruralis, January 2015, Wiley

    Peter Sørensen, Hugo F. Alrøe

  48. Effects of contrasting catch crops on nitrogen availability and nitrous oxide emissions in an organic cropping system

    Article • Agriculture Ecosystems & Environment, January 2015, Elsevier

    Peter Sørensen

  49. Effects of green manure storage and incorporation methods on nitrogen release and N2O emissions after soil application

    Article • Biology and Fertility of Soils, July 2014, Springer Science + Business Media

    Peter Sørensen

  50. Carbon dynamics and retention in soil after anaerobic digestion of dairy cattle feed and faeces

    Article • Soil Biology and Biochemistry, March 2013, Elsevier

    Peter Sørensen

  51. Leaching of nitrate and phosphorus after autumn and spring application of separated solid animal manures to winter wheat

    Article • Soil Use and Management, December 2011, Wiley

    Peter Sørensen

  52. Plant-availability to barley of phosphorus in ash from thermally treated animal manure in comparison to other manure based materials and commercial fertilizer

    Article • European Journal of Agronomy, November 2010, Elsevier

    Peter Sørensen

  53. Effects of slurry acidification with sulphuric acid combined with aeration on the turnover and plant availability of nitrogen

    Article • Agriculture Ecosystems & Environment, June 2009, Elsevier

    Peter Sørensen

  54. Nitrogen use efficiency of 15N-labelled sheep manure and mineral fertiliser applied to microplots in long-term organic and conventional cropping systems

    Article • Nutrient Cycling in Agroecosystems, October 2008, Springer Science + Business Media

    Peter Sørensen

  55. Loss of nitrogen and carbon during storage of the fibrous fraction of separated pig slurry and influence on nitrogen availability

    Article • The Journal of Agricultural Science, January 2008, Cambridge University Press

    Peter Sørensen

  56. Recycling of livestock manure in a whole-farm perspective

    Article • Livestock Science, December 2007, Elsevier

    Peter Sørensen

  57. Application of Reflectance Near Infrared Spectroscopy for Animal Slurry Analyses

    Article • Soil Science Society of America Journal, July 2007, Wiley

    Peter Sørensen

  58. Methane and carbon dioxide emissions and nitrogen turnover during liquid manure storage

    Article • Nutrient Cycling in Agroecosystems, January 2007, Springer Science + Business Media

    Peter Sørensen

  59. Simulating residual effects of animal manures using 15N isotopes

    Article • Plant and Soil, December 2006, Springer Science + Business Media

    Peter Sørensen

  60. Tillage-induced N mineralization and N uptake in winter wheat on a coarse sandy loam

    Article • Soil and Tillage Research, August 2006, Elsevier

    Peter Sørensen

  61. Interactions between soil organic matter level and soil tillage in a growing crop: N mineralization and yield response

    Article • Soil Use and Management, June 2006, Wiley

    Peter Sørensen

  62. Production of Nitrogen-15-Labeled Pig Manure for Nitrogen Cycling Studies

    Article • Soil Science Society of America Journal, September 2005, Wiley

    Peter Sørensen

  63. Separation of Pig Slurry and Plant Utilization and Loss of Nitrogen-15-labeled Slurry Nitrogen

    Article • Soil Science Society of America Journal, September 2005, Wiley

    Peter Sørensen

  64. CN-SIM: a model for the turnover of soil organic matter. II. Short-term carbon and nitrogen development

    Article • Soil Biology and Biochemistry, February 2005, Elsevier

    Peter Sørensen

  65. Intra- and Inter-plant Variation in Nitrogen Concentration and 15N Abundance in Cereals Fertilized with 15N

    Article • Communications in Soil Science and Plant Analysis, January 2005, Taylor & Francis

    Peter Sørensen

  66. Immobilisation, remineralisation and residual effects in subsequent crops of dairy cattle slurry nitrogen compared to mineral fertiliser nitrogen

    Article • Plant and Soil, December 2004, Springer Science + Business Media

    Peter Sørensen

  67. Nitrification of -ammonium sulphate and crop recovery of -labelled ammonium nitrates injected in bands

    Article • European Journal of Agronomy, June 2004, Elsevier

    Peter Sørensen

  68. Dietary effects on the composition and plant utilization of nitrogen in dairy cattle manure

    Article • The Journal of Agricultural Science, August 2003, Cambridge University Press

    Peter Sørensen

  69. Dietary effects on the composition of pig slurry and on the plant utilization of pig slurry nitrogen

    Article • The Journal of Agricultural Science, May 2003, Cambridge University Press

    Peter Sørensen

  70. Short-term nitrogen transformations in soil amended with animal manure

    Article • Soil Biology and Biochemistry, July 2001, Elsevier

    Peter Sørensen

  71. Article • Nutrient Cycling in Agroecosystems, January 2000, Springer Science + Business Media

    Peter Sørensen

  72. Availability of Nitrogen in 15N-Labeled Ruminant Manure Components to Successively Grown Crops

    Article • Soil Science Society of America Journal, March 1999, Wiley

    Peter Sørensen

  73. The use of 15 N labelling to study the turnover and utilization of ruminant manure N

    Article • Biology and Fertility of Soils, November 1998, Springer Science + Business Media

    Peter Sørensen

  74. Carbon mineralization, nitrogen immobilization and pH change in soil after adding volatile fatty acids

    Article • European Journal of Soil Science, September 1998, Wiley

    Peter Sørensen

  75. Effects of storage time and straw content of cattle slurry on the mineralization of nitrogen and carbon in soil

    Article • Biology and Fertility of Soils, May 1998, Springer Science + Business Media

    Peter Sørensen

  76. Microbial assimilation of 14C of ground and unground plant materials decomposing in a loamy sand and a clay soil

    Article • Soil Biology and Biochemistry, October 1996, Elsevier

    Peter Sørensen

  77. The fate of fresh and stored 15N-labelled sheep urine and urea applied to a sandy and a sandy loam soil using different application strategies

    Article • Plant and Soil, January 1996, Springer Science + Business Media

    Peter Sørensen

  78. Mineralization-immobilization and plant uptake of nitrogen as influenced by the spatial distribution of cattle slurry in soils of different texture

    Article • Plant and Soil, June 1995, Springer Science + Business Media

    Peter Sørensen

  79. Mineralization of carbon and nitrogen from fresh and anaerobically stored sheep manure in soils of different texture

    Article • Biology and Fertility of Soils, January 1995, Springer Science + Business Media

    Peter Sørensen

  80. Labelling of animal manure nitrogen with15N

    Article • Plant and Soil, May 1994, Springer Science + Business Media

    Peter Sørensen

  81. The fate of15N-labelled organic nitrogen in sheep manure applied to soils of different texture under field conditions

    Article • Plant and Soil, May 1994, Springer Science + Business Media

    Peter Sørensen

  82. Sequential diffusion of ammonium and nitrate from soil extracts to a polytetrafluoroethylene trap for 15N determination

    Article • Analytica Chimica Acta, November 1991, Elsevier

    Peter Sørensen