Research output per year
Research output per year
Personal profile
Fields of Science
- 4112 Forestry
International and National Collaboration
Publications and projects within past five years.
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Effects of two wood-based biochars on the fate of added fertilizer nitrogen—a 15N tracing study
Kalu, S., Oyekoya, G. N., Ambus, P., Tammeorg, P., Simojoki, A., Pihlatie, M. & Karhu, K., May 2021, In: Biology and Fertility of Soils. 57, p. 457-470 14 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile -
Living, dead, and absent trees-How do moth outbreaks shape small-scale patterns of soil organic matter stocks and dynamics at the Subarctic mountain birch treeline?
Meyer, N., Xu, Y., Karjalainen, K., Adamczyk, S., Biasi, C., van Delden, L., Martin, A., Mganga, K. Z., Myller, K., Sietiö, O-M., Suominen, O. & Karhu, K., 3 Nov 2021, (E-pub ahead of print) In: Global Change Biology. 22 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access -
Long-term effects of softwood biochar on soil physical properties, greenhouse gas emissions and crop nutrient uptake in two contrasting boreal soils
Kalu, S., Simojoki, A., Karhu, K. & Tammeorg, P., 15 Aug 2021, In: Agriculture, Ecosystems & Environment. 316, 15 p., 107454.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile -
Potential of biochar soil amendments to reduce N leaching in boreal field conditions estimated using the resin bag method
Karhu, K., Kalu, S., Seppänen, A., Kitzler, B. & Virtanen, E., 15 Aug 2021, In: Agriculture, Ecosystems & Environment. 316, 10 p., 107452.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile -
Hiiliopas: Katsaus maaperän hiileen ja hiiliviljelyn perusteisiin
Heinonsalo, J. (ed.), Heimsch, L., Helenius, J., Huusko, M. K., Höijer, L., Joona, J. M., Kanerva, S., Karhu, K., Kekkonen, H. R., Koppelmäki, K., Kulmala, L., Lötjönen, S., Mattila, T. J., Ollikainen, M., Peltokangas, K., Regina, K., Soinne, H., Wikström, U. & Viskari, T., Jan 2020, 1 ed. Kaarina: Carbon Action & Baltic Sea Action Group. 60 p.Research output: Book/Report › Book › Professional
Open AccessFile
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Comparing the impact of continuous cover forest management and rotation forest management on long-term soil carbon storage
Roth, E., Karhu, K. & Helmisaari, H.
01/01/2020 → 31/12/2022
Project: Research project
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UNCAP: Unravelling the mechanisms of the soil “microbial carbon pump” – soil C sequestration under global change
Karhu, K., Sietiö, O., Martín Vivanco, A. K. & Mganga, K.
01/09/2018 → 31/08/2023
Project: Research project
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TAITASMART: Environmental sensing of ecosystem services for developing climate smart landscape framework to improve food security in East Africa
Pellikka, P., Alakukku, L., Vesala, T., Johansson, T., Heiskanen, J., Räsänen, M., Tuure, J., Adhikari, H., Piiroinen, R., Abera, T., Tang, Z., Wachiye, S., Mäkelä, P., Karhu, K., Di Minin, E. & Autio, A.
European Commission, DG International Cooperation and Development
01/03/2018 → 01/03/2022
Project: Research project
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InCan: Increasing soil carbon stocks and reducing nitrogen leaching with biochar
01/01/2018 → 31/12/2020
Project: University of Helsinki Three-Year Research Project
Activities
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TAITASMARTGIS
Petri Pellikka (Speaker: Chair), Tom Böhling (Speaker: Keynote), Kaarle Hämeri (Speaker: Keynote), Mika Siljander (Speaker: Chair), Laura Alakukku (Attendee), Juuso Tuure (Speaker: Presenter), Pirjo Mäkelä (Attendee), Matti Räsänen (Speaker: Presenter), James Mwangombe Mwamodenyi (Speaker: Presenter), Sheila Aswani Wachiye (Speaker: Presenter), Hari Adhikari (Speaker: Presenter), Edward Amara (Attendee), Janne Heiskanen (Attendee), Temesgen Abera (Speaker: Presenter), Eduardo Maeda (Attendee), Simon Schallhart (Attendee), Werner Kutsch (Speaker: Presenter), Antti Autio (Attendee), Kristiina Karhu (Speaker: Presenter), Kevin Mganga (Attendee), Risto Vesala (Attendee), Laura Arppe (Attendee), Hanna Rosti (Speaker: Presenter), Enrico Di Minin (Attendee) & Kai Nordlund (Speaker: Presenter)
1 Oct 2019Activity: Participating in or organising an event types › Organisation and participation in conferences, workshops, courses, seminars
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University of Lund
Kristiina Karhu (Visiting researcher)
10 Sep 2019 → 13 Sep 2019Activity: Visiting an external institution types › Academic visit to other institution
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Priming effects in boreal soils explained by stoichiometric drivers
Kristiina Karhu (Speaker)
20 Aug 2017 → 24 Aug 2017Activity: Talk or presentation types › Oral presentation
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Priming effect in boreal forest soils along a fertility gradient
Kristiina Karhu (Speaker)
17 Sep 2017Activity: Talk or presentation types › Oral presentation
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Supervision of doctoral thesis (Subin Kalu)
Priit Tammeorg (Supervisor), Laura Kristiina Karhu (Supervisor), Asko Juhani Simojoki (Co-supervisor) & Sanna Mari Kanerva (Co-supervisor)
2017 → 2021Activity: Examination types › Supervisor or co-supervisor of doctoral thesis