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Karl-Johan Bergstrand

Karl-Johan Bergstrand

Presentation

Research and teaching within protected horticulture (especially artificial lighting, hydroponics and fertigation).

Group leader, research group Horticultural Production Physiology. Programme director of studies, Horticultural Science Master's programme

Teaching

Protected horticulture within the Bachelor- and Masters education in horticulture.

Course responsible and examiner BI1143 Odlingssystem i trädgårdsföretag, TD0012 Hortikulturella praktikkursen, examiner BI1233 Hydroponiska system inom odling och offentlig miljö, assisiting course responsible TN0327 Teknologi, mark, klimat för odling.

 

Research

Ongoing projects:

Plant factories (ÅForsk)

Optimization of energy use in greenhouse lighting (Energimyndigheten)

Optimizing P use in potted crops (C.F. Lundströms stiftelse)

Background

University diploma in Horticultural mangement
Bachelor degree in Biology
Licentiate in Agronomy
PhD in Agronomy
Associate professor in Horticultural Sciences

Supervision

PhD-student Md. Sani, assistant supervisor

Selected publications

Nasir Hossain Sani, Md., Amin, M., Bergstrand, K.-J., Caspersen, S., Prade, T., Yong, J.W.H. 2024. Harnessing biostimulants from anaerobic digestion by-products: An emerging avenue for high-value resource recovery towards sustainable agriculture, environment and bioeconomy. Environmental Chemistry Letters https://doi.org/10.1007/s10311-024-01801-8

 

Alsanius, B.W., Hellström, M., Bergstrand, K.-J., Vetukuri, R.R., Becher, P., Karlsson, M.E. 2024. The power of light from a non-phototropic perspective – phyllosphere dilemmas. Frontiers in Photobiology 2:1432066, https://doi.org/10.3389/fphbi.2024.1432066

 

Asp, H., Bergstrand, K.-J. 2024. Nutrient utilization and growth of tomato crops fertilized with anaerobic digestate. Scientia Horticulturae 329, 112986 https://doi.org/10.1016/j.scienta.2024.112986

 

Spendrup, S., Hultberg, M., Bergstrand, K.-J., Thörning, R.  2024. Consumer attitudes towards hydroponic cultivation of vegetables – specifically exploring the impact of the fertilization strategy (using mineral origin or food waste as fertilizers). Journal of food quality and preferences 113, 105085, https://doi.org/10.1016/j.foodqual.2023.105085

 

Karlsson M.E., Hellström M., Flöhr A., Bergstrand, K.-J., Alsanius, B.W. 2023. The power of light: impact on the performance of biocontrol agents under minimal nutrient conditions. Frontiers in Microbiology 14:1087639, https://doi.org/10.3389/fmicb.2023.1087639

 

Sunyer-Caldú, A., Golovko, O., Kaczmarek, M., Asp, H., Bergstrand, K.-J., Gil-Solsona, R., Gago-Ferrero, P., Díaz-Cruz, M.S., Ahrens, L. Hultberg, M. 2023. Occurrence and fate of contaminants of emerging concern and their transformation products after uptake by Pak Choi vegetable. Environmental pollution 319, 120958, https://doi.org/10.1016/j.envpol.2022.120958

 

Hultberg M., Asp H., Bergstrand K.-J., Golovko O. 2023. Production of oyster mushroom (Pleurotus ostreatus) on sawdust supplemented with anaerobic digestate. Waste management 155, 1-7. https://doi.org/10.1016/j.wasman.2022.10.025

 

Drottberger A., Fernqvist F., Spendrup S., Bergstrand K.-J., Ekelund-Axelson, L. 2022. Adoption of technical innovations in production of leafy vegetables in Sweden. European Journal of Horticultural Sciences 87(4):1-11, https://doi.org/10.17660/eJHS.2022/045

 

Hultberg M., Oskarsson C., Bergstrand K.-J., Asp H. 2022. Benefits and drawbacks of combined plant and mushroom production in substrate based partly on biogas digestate. Environmental Technology & Innovation 28, 102740, https://doi.org/10.1016/j.eti.2022.102740

 

Asp, H., Bergstrand, K.-J., Caspersen, S., Hultberg, M. 2022. Anaerobic digestate as fertilizer and peat substitute in pot production of basil. Biological Agriculture and Horticulture 38:4, 247-257, https://doi.org/10.1080/01448765.2022.2064232

 

Golovko, O., Ahrens, L., Schelin, J., Sörengård, M., Bergstrand, K.-J., Asp, H., Hultberg, M., Wiberg K. 2022. Organic micropollutants, food-borne pathogens and heavy metals in anaerobic digestate produced from digestion of food waste. Journal of Environmental Management 313, 114997, https://doi.org/10.1016/j.jenvman.2022.114997

 

Weimers K., Bergstrand K.-J., Hultberg M., Asp H. 2022. Liquid anaerobic digestate as sole nutrient source in soilless horticulture – or spiked with mineral nutrients for improved plant growth. Frontiers in Plant Science 13, 770179, https://doi.org/10:3389/fpls.2022.770179 

 

Bergstrand K.-J. 2022. Organic fertilizers in greenhouse production systems – a review. Scientia Horticulturae 295, 110855,

https://doi.org/10.1016/j.scienta.2021.110855