Scientific Journals

Bazezew, M.N., Griese, N., Fehrmann, L., Kleinn, C., Noelke, N., 2024. Modeling the horizontal distribution of tree crown biomass from terrestrial laser scanning data. The Science of The Total Environment. DOI:https://doi.org/10.1016/j.scitotenv.2024.175377

Wellenbeck, A., Fehrmann, L., Feilhauer, H., Schmidtlein, S., Mishof, B., Hein, N., 2024. Discriminating woody species assemblages from National Forest Inventory data based on phylogeny in Georgia. Ecology and Evolution 14(7). DOI:https://doi.org/10.1002/ece3.11569

Bazezew, M.N., Fehrmann, L., Kleinn, C., Noelke, N., 2024. Modeling a new taper curve and form factor of tree branches using terrestrial laser scanning. Forestry, 1-18. DOI:https://doi.org/10.1093/forestry/cpad064

Suarez-Rubio M, Bates PJJ, Aung T, Hlaing NM, Oo SSL, Htun YKZ, Ohn Mar SM, Myint A, Wai TLL, Mo PM, Fehrmann L, Nölke N, Kleinn C, Renner SC. 2023. Bird diversity along an urban to rural gradient in large tropical cities peaks in mid-level urbanization. PeerJ 11:e16098 DOI:https://doi.org/10.7717/peerj.16098

Noelke, N., Fehrmann, L., Plieninger, T., Kleinn, C., 2022. Categorization of Green and Grey Infrastructure Complexity in the Rural-Urban Interface of Bengaluru, India; an unsupervised volumetric approach with relevance for urban quality. Urban Ecosystems, Under Review. DOI:https://doi.org/10.21203/rs.3.rs-1155273/v1

Pérez-Cruzado, C., Kleinn, C., Magdon, P., Álvarez-González, J.G., Magnussen, S., Fehrmann, L., Noelke, N., 2021. The Horizontal Distribution of Branch Biomass in European Beech: A Model Based on Measurements and TLS Based Proxies. Remote Sens. 13:5. DOI:https://doi.org/10.3390/rs13051041

Kleinn, C., Magnussen, S., Noelke, N., Magdon, P., Álvarez-González, J.G., Fehrmann, L., Pérez-Cruzado, C., 2020. Improving precision of field inventory estimation of above ground biomass through an alternative view on plot biomass. For. Ecosyst. 7:57. DOI:https://doi.org/10.1186/s40663-020-00268-7

Magnussen, S., McRoberts, R.E., Breidenbach, J., Nord-Larsen, T., Ståhl, G., Fehrmann, L., Schnell, S., 2020. Comparison of estimators of variance for forest inventories with systematic sampling - results from artificial populations. Forest Ecosystems 7:17. DOI:https://doi.org/10.1186/s40663-020-00223-6

Magnussen, S., Kleinn, C., Fehrmann, L., 2020. Wood volume errors from measured and predicted heights. European Journal of Forest Research 139, 169-178. DOI:https://doi.org/10.1007/s10342-020-01257-9

Grass, I., Kubitza, C., Krishna, V.V. et al., 2020. Trade-offs between multifunctionality and profit in tropical smallholder landscapes. Nature Communications 11, 1186 (2020). DOI:https://doi.org/10.1038/s41467-020-15013-5

Merten, J., C. Stiegler, N. Hennings, E. S. Purnama, A. Röll, H. Agusta, M. A. Dippold, L. Fehrmann, D. Gunawan, D. Hölscher, A. Knohl, J. Kückes, F. Otten, D. C. Zemp, and H. Faust. 2020. Flooding and land use change in Jambi Province, Sumatra: integrating local knowledge and scientific inquiry. Ecology and Society 25(3):14. DOI:https://doi.org/10.5751/ES-11678-250314

Magnussen, S., Fehrmann, L., 2019. In search of a variance estimator for systematic sampling. Scandinavian Journal of Forest Research 34:4, 300-312. DOI:https://doi.org/10.1080/02827581.2019.1599063

Fehrmann, L., Kukunda, C.B., Nölke, N., Schnell, S., Seidel, D., Magnussen, S., Kleinn, C., 2019. A unified framework for land cover monitoring based on a discrete global sampling grid (GSG). Environmental Monitoring and Assessment 191:46. DOI:https://doi.org/10.1007/s10661-018-7152-y

Tang, X., Fehrmann, L., Guan, F., Forrester, D.I., Guisasola, R., Pérez-Cruzado, C., Vor, T., Lu, Y., Álvarez-González, J.G., Kleinn, C., 2017. A generalized algebraic difference approach allows an improved estimation of aboveground biomass dynamics of Cunninghamia lanveolata and Castanopsis sclerophylla forests. Annals of Forest science 74, 12. DOI:10.1007/s13595-016-0603-0

Ranabhat, S., Fehrmann, L., Malla, R., 2016. The effect of forest management on stand structure and tree diversity in the Sal (Shorea robusta) forest of Nepal. Indian Forester 142(6), 582-589. Link

Tang, X., Fehrmann, L., Guan, F., Forrester, D. I., Guisasola, R., Kleinn, C., 2016. Inventory-based estimation of forest biomass in Shitai County, China: A comparison of five methods. Ann. For. Res. 59(2), 269-280. DOI:http://dx.doi.org/10.15287/afr.2016.574

Tang, X., Pérez-Cruzado, C., Fehrmann, L., Álvarez González, J.G., Lu, Y., Kleinn, C., 2016. Development of a Compatible Taper Function and Stand-Level Merchantable Volume Model for Chinese Fir Plantations. PLoS ONE 11(1): e0147610. DOI:10.1371/journal.pone.0147610

Yang, H., Magnussen, S., Fehrmann, L., Mundhenk, P., Kleinn, C., 2015. Two neighborhood-free plot designs for adaptive sampling of forests. Environmental and Ecological Statistics. DOI:10.10.1007/s10651-015-0339-2 In press

Tang, X., Pérez-Cruzado, C., Vor, T., Fehrmann, L., Álvarez-González, J.G., Kleinn, C., 2015, Development of stand density management diagrams for Chinese fir plantations. Forestry 2015 0, 1-10. DOI:10.1093/forestry/cpv024

Tang, X., Lu, Y., Fehrmann, L., Forrester, D.I., Guisasola-Rodríguez, R., Pérez-Cruzado, C., Kleinn, C., 2015. Estimation of stand-level aboveground biomass dynamics using tree ring analysis in a Chinese fir plantation in Shitai County, Anhui Province, China. New Forests, DOI:10.1007/s11056-015-9518-0

Ribeiro, S.C., Soares, C.P.B., Fehrmann, L., Jacovine, L.A.G., Gadow, K.v., 2015. Aboveground and belowground biomass and carbon estimates for clonal Eucalyptus trees in Southeast Brazil. Revista Árvore, Viçosa-MG 9(2), 353-363. DOI:10.1590/0100-67622015000200015

Mo, D., Fuchs, H., Fehrmann, L., Yang, H., Lu, Y., Kleinn, C., 2015. Local Parameter Estimation of Topographic Normalization for Forest Type Classification. IEEE Geoscience and Remote Sensing Letters 12(9), 1-5. DOI:10.1109/LGRS.2015.2448937

Pérez-Cruzado, C., Fehrmann, L., Magdon, P., Cañellas, I., Sixto, H., Kleinn, C., 2014. On the validity of tree level biomass models for carbon monitoring - rethinking the concept of model suitability. Environmental Modelling & Software, 73, 14-26. DOI:10.1016/j.envsoft.2015.07.019

Noelke, N., Fehrmann, L., Jaya, INS., Tiryana, T., Seidel, D., Kleinn, C., 2014. On the geometry and allometry of big buttressed trees – a challenge for forest monitoring: new insights from 3D-modeling with terrestrial laser scanning. iForest – Biogeosciences and Forestry. DOI:10.3832/ifor1449-007

Beckschäfer, P., Kleinn, C., Fehrmann, L., Harrison, R., Xu, J., 2014. Mapping Leaf Area Index in subtropical upland ecosystems using RapidEye imagery and the RandomForest algorithm. Journal of Biogeosciences and Forestry 7, 353-363. DOI:10.3832/ifor0968-006

Fehrmann, L., Seidel, D., Krause, B., Kleinn, C., 2014. Sampling for landscape elements - A case study from Lower Saxony, Germany. Environmental Monitoring and Assessment 186(3), 1421-1430. DOI:10.1007/s10661-013-3464-0

Seidel, S., Leuschner, C., Scherber, C., Beyer, F., Wommelsdorf, T., Cashman, M.J., Fehrmann, L., 2013. The relationship between tree species richness, canopy space exploration and productivity in a temperate broad-leaf mixed forest. Forest Ecol. Manage. 310, 366-374. DOI:10.1016/j.foreco.2013.08.058

Seidel, D., Albert, K., Ammer, C., Fehrmann, L., Kleinn, C., 2013. Using terrestrial laser scanning to support biomass estimation in densely stocked young tree plantations. International Journal of Remote Sensing 34(24), 8699-8709. DOI:10.1080/01431161.2013.848308

Seidel, D., Albert, K., Fehrmann, L., Ammer, C., 2012. The potential of terrestrial laser scanning for the estimation of biomass in coppice-with-standard systems. Biomass and Bioenergy 47, 20-25. DOI:10.1016/j.biombioe.2012.10.009

Fehrmann, L., Gregoire, T.G., Kleinn, C., 2012. Triangulation Based Inclusion Probabilities - A design-based sampling approach. Environmental and Ecological Statistics 19(1), 107-123. DOI:10.1007/s10651-011-0177-9

Magnussen, S., Fehrmann, L., Platt, W.J., 2012. An adaptive composite desity estimator for distance sampling. Europ. J. For. Res. 131(2), 307-320. DOI:10.1007/s10342-011-0502-8

Fischer, F., Kleinn, C., Fehrmann, L., Fuchs, H., Panverov, O., 2011. A national level forest resource assessment for Burkina Faso - a field based forest inventory in a semiarid environment combining small sample size with large observation plots. Forest Ecol. Manage. 262 (8), 1532–1540. DOI:10.1016/j.foreco.2011.07.001

Ribeiro, S., Fehrmann, L., Soares, C.P., Jacovine, L.A., Kleinn, C., Gaspar, R., 2011. Above- and belowground biomass in a Brazilian Cerrado. Forest Ecol. Manage. 262 (3), 491-499. DOI:10.1016/j.foreco.2011.04.017

Yang, H., Kleinn, C., Fehrmann, L., Tang, S., Magnussen, S., 2011. A new design for sampling with adaptive sample plots. Environmental and Ecological Statistics 18, 223–237. DOI:10.1007/s10651-009-0129-9

Kleinn, C., Ståhl, G., Fehrmann, L., Kangas, A., 2010. Issues in forest inventories as an input to planning and decision processes. AFJZ 181 (11/12), 205-210. Link

Kleinn, C., Vilcko, F., Fehrmann, L., Hradetzky, J., 2009. Zur Auswertung der k-Baum-Probe. AFJZ 180 (11/12), 228-237. Link

Fehrmann, L., Lehtonen, A., Kleinn, C., Tomppo, E., 2008. Comparison of Simple Linear and Mixed Effect Regression Models and a k-Nearest Neighbour (k-NN) Approach for Estimation of Single-Tree Biomass. Can. J. For. Res. 38(1), 1-9. DOI:10.1139/X07-119

Fehrmann, L., Kleinn, C., 2006. General considerations about the use of allometric equations for biomass estimation on the example of Norway spruce in central Europe. Forest Ecol. Manage. 236; 412-421. DOI:10.1016/j.foreco.2006.09.026

Fehrmann, L., Kuhr, M., Gadow, K.v., 2003. Untersuchung der Wurzelstruktur großer Waldbäume an Fichte[Picea abies (L.) Karst.] und Buche [Fagus sylvatica]. Forstarchiv 74; 96-102.


Books and Others

Fehrmann, L., Staupendahl, K., Kleinn, C., Fuchs, H., Magdon, P., 2020. Business Intelligence Tools zur Nutzung von Waldinventurdaten. AFZ DerWald 15, 43-46.

Staupendahl, K., Fehrmann, L., Fuchs, H., Kleinn, C., Magdon, P., 2020. Neue Wege in der Forsteinrichtung. AFZ DerWald 15, 27-31.

Fehrmann, L., Magdon, P., Fuchs, H., Staupendahl, K., Kleinn, C., 2020. Optimierung von Design- Elementen der Betriebsinventur. AFZ DerWald 15, 33-35.

Magdon, P., Fehrmann, L., Fuchs, H., Kleinn, C., Staupendahl, K., 2020. Fernerkudnungsbasierte Bestandesinvenur. AFZ DerWald 15, 37-39.

Fehrmann, L., Kleinn, C., Kleinn, A. (Eds.), 2015. Bridging the gap between information needs and forest inventory capacity. Proceedings of the 5th international DAAD workshop, Durban and Pietermaritzburg, South Africa, 06.-13.09.2015. Cuvellier Verlag Göttingen, ISBN 978-3-7369-9156-9, 228 pp.

Fehrmann, L., 2015. A unified framework for environmental monitoring based on a discrete global sampling grid (GSG) system. In: Bridging the gap between information needs and forest inventory capacity. Proceedings of the 5th international DAAD workshop, Durban and Pietermaritzburg, South Africa, 06.-13.09.2015, P. 99-111.

Pérez-Cruzado, C., Sarodja, Y., Melati, D., Magdon, P., Fehrmann, L., Jaya, I.N.S., Kleinn, C., 2015. Stand-level biomass models and their use in forest monitoring: an example for Peat Swamp Forest in Indonesia. In: Bridging the gap between information needs and forest inventory capacity. Proceedings of the 5th international DAAD workshop, Durban and Pietermaritzburg, South Africa, 06.-13.09.2015, P. 61-71.

Magdon, P., Fuchs, H., Fehrmann, L., Pérez-Cruzado, C., Kleinn, C., 2015. The course of rare events or why enhanced sampling methods are needed for REDD+ monitoring - A large case study from Colombia. In: Bridging the gap between information needs and forest inventory capacity. Proceedings of the 5th international DAAD workshop, Durban and Pietermaritzburg, South Africa, 06.-13.09.2015, P. 71-83.

Jaya, I.N.S., Kleinn, C., Melati, D., Fehrmann, L., Pérez-Cruzado, C., Septyawardani, E., Dhani, F.A.R., Wachjuni, S., 2015. Utilizing multi-source data for sustainable forest management in Indonesia. In: Bridging the gap between information needs and forest inventory capacity. Proceedings of the 5th international DAAD workshop, Durban and Pietermaritzburg, South Africa, 06.-13.09.2015, P. 163-183.

Mo, D., Fuchs, H., Fehrmann, L., Kleinn, C., 2014. Moving Window-based Topographic Normalization of Optical Satellite Imagery for Forest Mapping in Mountainous Terrain. Proceedings of the Earth Observation and Remote Sensing Applications (EORSA), 2014 3rd International Workshop on, 2014: 452-456.

Kleinn, C., Kleinn, A., Fehrmann. L. (Eds.), 2014. The ecological and economical challanges of managing forested landscapes in a global context. Proceedings of the fourth International DAAD Workshop, 16. - 22. March 2014, Bogor and Jakarta. Cuvellier Verlag Göttingen, ISBN 978-3-95404-705-5, 285 pp.

Melati, D., Jaya, I.N.S., Zuhdi, M., Pérez-Cruzado, C., Fehrmann, L., Kleinn, C., 2014. Remote sensing based monitoring of land transformation in Jambi Province, Sumatra. In: The ecological and economical challanges of managing forested landscapes in a global context. Proceedings of the fourth International DAAD Workshop, 16. - 22. March 2014, Bogor and Jakarta. P. 227-241.

Stangler, D., Schreiner, S., Lu, Y., Hoffmann, S., Fehrmann, L., Makeschin, F., Spiecker, H., Kleinn, C., 2013. Chinas Forstwirtschaft vor großen Herausforderungen. AFZ-DerWald 13/2013, 32-34.

Kleinn, C., Bhandari, N., Fehrmann, L., 2013. Knowledge Reference for National Forest Assessments - Observations and Measurements. Food and Agricultural Organization of the United Nations.

Fehrmann, L., Kleinn, C. (Eds.), 2013. Forests in Climate Change Research and Policy: The Role of Forest Management and Conservation in a Complex International Setting. Proceedings of the third International DAAD Workshop, 28. November -2. December, Dubai and Doha. Cuvellier Verlag Göttingen, ISBN 978-3-95404-376-7, 250 pp. Link

Fehrmann, L., Kleinn, C. (Eds.), 2012. Forests in Climate Change Research and Policy: The Role of Forest Management and Conservation in a Complex International Setting. Proceedings of the second International DAAD Workshop, 1.-7. December, Pietermaritzburg and Durban, South Africa. Cuvellier Verlag Göttingen, ISBN 978-3-95404-015-5, 293 pp. Link

Kleinn, C., Fehrmann, L., Knohl, A., 2012. Forest monitoring issues in climate change research and policy. In: Fehrmann, L., Kleinn, C. (Eds.), 2012. Forests in Climate Change Research and Policy: The Role of Forest Management and Conservation in a Complex International Setting. Proceedings of the second International DAAD Workshop, 1.-7. December, Pietermaritzburg and Durban, South Africa. Cuvellier Verlag Göttingen,ISBN 978-3-95404-015-5, 293 pp.

Fehrmann, L., Wegener, J., Engel, A-M., Exner, T., 2011. Potenzialanalyse zur Bereitstellung von natürlicher Biomasse (NatBio). Projektbereicht im Rahmen der Forschungskooperation Biomasse für SunFuel®, gefördert von Volkswagen AG und Niedersächsisches Ministerium für Ernährung, Landwirtschaft, Verbraucherschutz und Landesentwicklung, 67 pp.

Kleinn, C., et al., 2011. Lecture Notes for the Teaching Module Monitoring of Forest Resources. 3rd revised edition. Vorwort und Inhaltsverzeichnis

Kleinn, C., Fehrmann, L. (Eds.), 2010. Forests in Climate Change Research and Policy: The Role of Forest Management and Conservation in a Complex International Setting. Proceedings of the first International DAAD Workshop, 2.-9. December, Cancun, Mexico.

Fehrmann, L., 2007. Alternative Methoden zur Biomasseschätzung auf Einzelbaumebene unter spezieller Berücksichtigung der k-Nearest Neighbour (k-NN) Methode. Dissertation zur Erlangung des Doktorgrades der Fakultät für Waldökologie der Georg-August-Universität Göttingen, 155 S. PDF

Fehrmann, L., Kleinn, C., 2007. A k-Nearest Neighbour (k-NN) Approach for Estimation of Single Tree Biomass. In: McRoberts, Ronald E., Reams, Gregory A., Van Deusen, Paul C., McWilliams, William H., eds. 2007. Proceedings of the seventh annual forest inventory and analysis symposium; 2005 October 3–6; Portland, ME. Gen. Tech. Report WO-77. Washington, DC: U.S. Department of Agriculture Forest Service, 319 p, 251-259. Link

Gadow, K.v., Fehrmann, L., Walotek, P., Murach, D., 2006. Collating available Information and Designing Field Trials for Energy Plantations. Manuscript prepared for the International IUFRO Conference 3-7 April 2006, University of Valladolid, Spain.

Fehrmann, L., Kleinn, C., 2006. Entwicklung einer Einzelbaum-Biomassedatenbank als Grundlage zur Generalisierung von Biomassefunktionen. Projektbericht im Auftrag der Forstlichen Versuchsanstalt Rheinland-Pfalz, 31 S.

Fehrmann, L., Kleinn, C., 2006. General considerations on the use of allometric models for single tree biomass estimation. Presentation, 8th Annual Forest Inventory and Analysis (FIA) Symposium, October 16-19, 2006, Monterey, CA. PDF

Fehrmann, L., Kleinn, C., 2006. Comparison of a k-NN approach and regression techniques for single tree biomass estimation. Presentation, 8th Annual Forest Inventory and Analysis (FIA) Symposium, October 3-6, 2006, Monterey, CA. PDF

Chanyenag, T., Fehrmann, L., Bertram, A., Kleinn, C., Meke, G., 2005. Performance of different sampling plot-designs in the estimation of stocking densities, basal area and diameter distribution of some Miombo species in Phirilongwe forest reserve in Malawi. Report to the DFID FRP funded “Bark Harvesting Project”.

Fehrmann, L., Kleinn, C., 2005. Vergleich von Biomasseuntersuchungen in Hinblick auf die verwendeten Variablen sowie die abgeleiteten Modelle. Projektbericht im Auftrag der Forstlichen Versuchsanstalt Rheinland-Pfalz, 27 S.

Kleinn, C., Fehrmann, L., Rüdiger, S., 2004. Einführung in die Vermessungslehre für Forststudenten. Vorlesungsskript, 82 S.

Kleinn, C., Fehrmann, L., 2003. Study on components of a forest biomass information system for national carbon accounting. Project report to FAO.