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Some of our customers

AgTech
Netafim

Israel

SupPlant

Israel

Hidrosoph

Portugal/Spain

Agriscope

France

WiseConn

USA

Research

INRAE

France

INIA

Spain

TechnischeUniversitätMünchen

Germany

Universitédu Québec(UQAT)

Canada

PortlandStateUniversity

USA

FAPESP

Brazil

Trader of measurement instruments

ES-France

France

DianJiangGroup Ltd.

China

ICTInternational

Australia

UP-GmbH

Germany

MeaTech Ltd.

India

Delta-TDevices Ltd.

UK

Atay, E., Hucbourg, B., Drevet, A., & Lauri, P. E. (2016). Growth responses to water stress and vapour pressure deficit in nectarine. In D. Milatovic, D and Milivojevic, J and Nikolic (Ed.), III BALKAN SYMPOSIUM ON FRUIT GROWING (Vol. 1139, pp. 353–357). PO BOX 500, 3001 LEUVEN 1, BELGIUM: INT SOC HORTICULTURAL SCIENCE. GO TO

Ford, K. R., Harrington, C. A., Bansal, S., Gould, P. J., & St. Clair, J. B. (2016). Will changes in phenology track climate change? A study of growth initiation timing in coast Douglas-fir. Global Change Biology, 22(11), 3712–3723. GO TO

Hiltner, U., Bräuning, A., Gebrekirstos, A., Huth, A., & Fischer, R. (2016). Impacts of precipitation variability on the dynamics of a dry tropical montane forest. Ecological Modelling, 320, 92–101. GO TO

He, M., Yang, B., Wang, Z., Braeuning, A., Pourtahmasi, K., & Oladi, R. (2016). Climatic forcing of xylem formation in Qilian juniper on the northeastern Tibetan Plateau. TREES-STRUCTURE AND FUNCTION, 30(3), 923–933. GO TO

Hu, L., & Fan, Z. (2016). Stem radial growth in response to microclimate in an Asian tropical dry karst forest. Acta Ecologica Sinica, 36(5), 401–409. GO TO

Lechthaler, S., Robert, E. M. R., Tonne, N., Prusova, A., Gerkema, E., Van As, H., … Windt, C. W. (2016). Rhizophoraceae Mangrove Saplings Use Hypocotyl and Leaf Water Storage Capacity to Cope with Soil Water Salinity Changes. FRONTIERS IN PLANT SCIENCE, 7. GO TO

Lindén, J., Fonti, P., & Esper, J. (2016). Temporal variations in microclimate cooling induced by urban trees in Mainz, Germany. Urban Forestry & Urban Greening, 20, 198–209. GO TO

Ruehr, N. K., Gast, A., Weber, C., Daub, B., & Arneth, A. (2016). Water availability as dominant control of heat stress responses in two contrasting tree species. TREE PHYSIOLOGY, 36(2), 164–178. GO TO

Siegmund, J. F., Sanders, T. G. M., Heinrich, I., van der Maaten, E., Simard, S., Helle, G., & Donner, R. V. (2016). Meteorological Drivers of Extremes in Daily Stem Radius Variations of Beech, Oak, and Pine in Northeastern Germany: An Event Coincidence Analysis. FRONTIERS IN PLANT SCIENCE, 7. GO TO

Spannl, S., Volland, F., Pucha, D., Peters, T., Cueva, E., & Braeuning, A. (2016). Climate variability, tree increment patterns and ENSO-related carbon sequestration reduction of the tropical dry forest species Loxopterygium huasango of Southern Ecuador. TREES-STRUCTURE AND FUNCTION, 30(4), 1245–1258. GO TO

Wang, W., Zhang, F., Yuan, L., Wang, Q., Zheng, K., & Zhao, C. (2016). Environmental Factors Effect on Stem Radial Variations of Picea crassifolia in Qilian Mountains, Northwestern China. FORESTS, 7(10). GO TO

Zhang, R., Yuan, Y., Gou, X., Zhang, T., Zou, C., Ji, C., … Li, X. (2016). Intra-annual radial growth of Schrenk spruce (Picea schrenkiana Fisch et Mey) and its response to climate on the northern slopes of the Tianshan Mountains. DENDROCHRONOLOGIA, 40, 36–42. GO TO

Jiang, Y., Wang, B.-Q., Dong, M.-Y., Huang, Y.-M., Wang, M.-C., & Wang, B. (2015). Response of daily stem radial growth of Platycladus orientalis to environmental factors in a semi-arid area of North China. Trees, 29(1), 87–96. GO TO

Oberhuber, W., Kofler, W., Schuster, R., & Wieser, G. (2015). Environmental effects on stem water deficit in co-occurring conifers exposed to soil dryness. INTERNATIONAL JOURNAL OF BIOMETEOROLOGY, 59(4), 417–426. GO TO

Urrutia-Jalabert, R., Rossi, S., Deslauriers, A., Malhi, Y., & Lara, A. (2015). Environmental correlates of stem radius change in the endangered Fitzroya cupressoides forests of southern Chile. AGRICULTURAL AND FOREST METEOROLOGY, 200, 209–221. GO TO

Wang, Z., Yang, B., Deslauriers, A., & Braeuning, A. (2015). Intra-annual stem radial increment response of Qilian juniper to temperature and precipitation along an altitudinal gradient in northwestern China. TREES-STRUCTURE AND FUNCTION, 29(1), 25–34. GO TO

Xiong, W., Oren, R., Wang, Y., Yu, P., Liu, H., Cao, G., … Zuo, H. (2015). Heterogeneity of competition at decameter scale: patches of high canopy leaf area in a shade-intolerant larch stand transpire less yet are more sensitive to drought. Tree Physiology, 35(5), 470. GO TO

Robert, E. M. R., Jambia, A. H., Schmitz, N., De Ryck, D. J. R., De Mey, J., Kairo, J. G., … Koedam, N. (2014). How to catch the patch? A dendrometer study of the radial increment through successive cambia in the mangrove Avicennia. ANNALS OF BOTANY, 113(4), 741–752. GO TO

Garcia-Orellana, Y., Ortuno, M. F., Conejero, W., & Ruiz-Sanchez, M. C. (2013). Diurnal variations in water relations of deficit irrigated lemon trees during fruit growth period. SPANISH JOURNAL OF AGRICULTURAL RESEARCH, 11(1), 137–145. GO TO

Homeier, J., Leuschner, C., Bräuning, A., Cumbicus, N. L., Hertel, D., Martinson, G. O., … Veldkamp, E. (2013). Effects of Nutrient Addition on the Productivity of Montane Forests and Implications for the Carbon Cycle. In J. Bendix, E. Beck, A. Bräuning, F. Makeschin, R. Mosandl, S. Scheu, & W. Wilcke (Eds.), Ecological Studies. Ecosystem Services, Biodiversity and Environmental Change in a Tropical Mountain Ecosystem of South Ecuador (pp. 315–329). Berlin, Heidelberg: Springer Berlin Heidelberg. GO TO

Vieira, J., Rossi, S., Campelo, F., Freitas, H., & Nabais, C. (2013). Seasonal and daily cycles of stem radial variation of Pinus pinaster in a drought-prone environment. AGRICULTURAL AND FOREST METEOROLOGY, 180, 173–181. GO TO

Krepkowski, J., Bräuning, A., & Gebrekirstos, A. (2011). Growth dynamics of Podocarpus falcatus. In M. Maaten-Theunissen, H. Spiecker, H. Gärtner, G. Helle, & I. Heinrich (Eds.), TRACE – Tree Rings in Archaeology, Climatology and Ecology (pp. 6–12). Potsdam, Germany. GO TO

De Swaef, T., & Steppe, K. (2010). Linking stem diameter variations to sap flow, turgor and water potential in tomato. FUNCTIONAL PLANT BIOLOGY, 37(5), 429–438. GO TO

Bräuning, A., Von Schnakenburg, P., Volland-Voigt, F., & Peters, T. (2008). Seasonal growth dynamics and its climate forcing in a tropical mountain rain forest in southern Ecuador. In D. Elferts, G. Brumelis, H. Gärtner, G. Helle, & G. Schleser (Eds.), TRACE – Tree Rings in Archaeology, Climatology and Ecology (pp. 27–30). Riga, Latvia. Retrieved from GO TO

Otieno, D. O., Kurz-Besson, C., Liu, J., Schmidt, M. W. T., Do, R. V.-L., David, T. S., … Tenhunen, J. D. (2006). Seasonal variations in soil and plant water status in a Quercus suber L. Stand: roots as determinants of tree productivity and survival in the mediterranean-type ecosystem. PLANT AND SOIL, 283(1–2), 119–135. GO TO

Bräuning, A., & Burchardt, I. (2006). Detection of growth dynamics in tree species of a tropical mountain rain forest in southern Ecuador. In I. Heinrich, H. Gärtner, M. Monbaron, & G. Schleser (Eds.), TRACE – Tree Rings in Archaeology, Climatology and Ecology (pp. 127 – 131). Fribourg, Switzerland. GO TO

Liu J.C., Firsching B.M., Payer H.D. (1995): Untersuchungen zur Wirkung von Stoffeinträgen, Trockenheit, Ernährung und Ozon auf die Fichtenerkrankung am Wank in den Kalkalpen. GSF-Bericht 18/95, 236 S.

Liu J.C. (1995): Eine Methode zur Messung des vom Wassereffekt bereinigten Dickenzuwachses. Forstliche Forschungsberichte München, 153, 40-44.

Liu J.C., Häberle K.H., Loris K. (1994): Untersuchungen zum Einfluß des Matrix-potentials auf Stammdicken-änderungen von Fichten (Picea abies (L.) Karst.). Pflanzenern. Bodenk., 158, 231-234.

Nicht genug? Riskieren Sie einen Blick auf Google Scholar: (dendrometer + Ecomatik) (GO TO SEARCH)

Gu, D., Zhen, F., Hannaway, D. B., Zhu, Y., Liu, L., Cao, W., & Tang, L. (2017). Quantitative Classification of Rice (Oryza sativa L.) Root Length and Diameter Using Image Analysis. PLOS ONE, 12(1), e0169968. GO TO

Zeiter, M., Schärrer, S., Zweifel, R., Newbery, D. M., & Stampfli, A. (2016). Timing of extreme drought modifies reproductive output in semi-natural grassland. Journal of Vegetation Science, 27(2), 238–248. GO TO

Schmidt, M. W. T., Schreiber, D., Correia, A., Ribeiro, N., Surový, P., Otieno, D., … Pereira, J. S. (2009). SAP FLOW IN CORK OAK TREES AT TWO CONTRASTING SITES IN PORTUGAL. Acta Horticulturae, (846), 345–352. GO TO

Otieno, D. O., Schmidt, M. W. T., Kurz-Besson, C., Do Vale, R. L., Pereira, J. S., & Tenhunen, J. D. (2007). Regulation of transpirational water loss in Quercus suber trees in a Mediterranean-type ecosystem. Tree Physiology, 27(8), 1179–1187. GO TO

Kurz-Besson, C., Otieno, D., Lobo do Vale, R., Siegwolf, R., Schmidt, M., Herd, A., … Chaves, M. (2006). Hydraulic Lift in Cork Oak Trees in a Savannah-Type Mediterranean Ecosystem and its Contribution to the Local Water Balance. Plant and Soil, 282(1–2), 361–378. GO TO

Werner, C., Unger, S., Pereira, J. S., Maia, R., David, T. S., Kurz-Besson, C., … Máguas, C. (2006). Importance of short-term dynamics in carbon isotope ratios of ecosystem respiration (? 13 C R ) in a Mediterranean oak woodland and linkage to environmental factors. New Phytologist, 172(2), 330–346. GO TO

Thomas, V. F. D., Braun, S., & Flückiger, W. (2006). Effects of simultaneous ozone exposure and nitrogen loads on carbohydrate concentrations, biomass, growth, and nutrient concentrations of young beech trees (Fagus sylvatica). Environmental Pollution, 143(2), 341–354. GO TO

Otieno, D. O., Kurz-Besson, C., Liu, J., Schmidt, M. W. T., Do, R. V.-L., David, T. S., … Tenhunen, J. D. (2006). Seasonal variations in soil and plant water status in a Quercus suber L. Stand: roots as determinants of tree productivity and survival in the mediterranean-type ecosystem. PLANT AND SOIL, 283(1–2), 119–135. GO TO

Wieser, G., Gigele, T., & Pausch, H. (2005). The carbon budget of an adult Pinus cembra tree at the alpine timberline in the Central Austrian Alps. European Journal of Forest Research, 124(1), 1–8. GO TO

Thomas, V. F. D., Braun, S., & Flückiger, W. (2005). Effects of simultaneous ozone exposure and nitrogen loads on carbohydrate concentrations, biomass, and growth of young spruce trees (Picea abies). Environmental Pollution, 137(3), 507–516. GO TO

Braun, S., Zugmaier, U., Thomas, V., & Flückiger, W. (2004). Carbohydrate concentrations in different plant parts of young beech and spruce along a gradient of ozone pollution. Atmospheric Environment, 38(15), 2399–2407. GO TO

Wieser, G. (2004). Seasonal variation of soil respiration in a Pinus cembra forest at the upper timberline in the Central Austrian Alps. Tree Physiology, 24(4), 475–480. GO TO

Nicht genug? Riskieren Sie einen Blick auf Google Scholar: “sap flow” + Ecomatik (GO TO SEARCH)

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More customers

Argentinia

CONICET-INTA EEA Bariloche, Grupo de Ecología Foresta, Bariloche
IANIGLA-CONICET, Mendoza

Australia

PlantSensors, Nakara

Austria

Universität Innsbruck, Institut für Botanik, Innsbruck
BFW, Abt Ökophysiologie der Alpinen Waldgrenze, Innsbruck
Universität Wien, Department of Geography and Regional Research UZA II, Wien
Pessl Instruments GmbH, Weiz

Belgium

Vrije Universiteit Brussel, WE-DBIO-APNA, Brussels
Vrije Universteit Brussel, Toegepaste Ecologie & Milieubiologie, Gent
Vrije Universteit Brussel, ETRO Department Building Ke, room Ke.3.22, Brussels
Laboratory for Wood Biology and Xylarium, Royal Museum for Central Africa, Tervuren

Brasil

Fundacao de Desenvolvimento Cientifico E Curtural-Fundecc, Campus da Univesidade Federal de Lavras
Tecnal Ltda.

Bulgaria

DANS PHARMA, Sofia

Canada

Direction de la recherche forestière, Ministère des Ressources naturelles et de la Faune, Québec
McGill University, Department of Natural Resource Sciences, Québec
University of Western Ontario, Department of Geography, London
Macdonald Campus of McGill University, Department of Natural Resource Sciences, Québec

Chile

MorpH2O SA Latinoamerica S.A, Buin

China

LICA United Technology LimitedBeijing
Beijing Channel Scientific Instruments Co., Ltd. Beijing
Chinese Academy of Forestry, Research Institute of Forest Ecology, Environment and Protection, Beijing
Xishuangbanna Tropical Botanical Garden (CAS), Yunnan

Colombia

Departamento Administrativo.Cali – Valle del Cauca

Denmark

University of Aarhus, Faculty of Agricultural Sciences, Dept. of Agroecology and Environment, Tjele

Ecuador

Sistemas Tecnológicos, Quito

France

AgriscopeLunel
O3HP St Michel l’Observatoire
INRA-EPHYSE, Site de Recherches Forêt Bois de Pierroton, CESTAS Cedex

Germany

Universität Bochum, Geographisches Institut , Bochum
Universität Cottbus, Institut für Rekultivierung
Universität der Bundeswehr München, Institut für Tiefbau, Neubiberg
Universität Freiburg, Institut für Forstbotanik und Baumphysiologie, Freiburg
Universität Freiburg, Institut für Bodenkunde und Waldernährungslehre, Freiburg
Universität Freiburg, Institut für Waldwachstum, Freiburg
University of Freiburg, Meteorological Institute, Freiburg
Universität Göttingen, Institut für Zuckerrübenforschung, Göttingen
Universität Köln, Institut für Geophysik und Meteorologie, Köln
University of Bayreuth, Department of Plant Ecology, Bayreuth
University of Stuttgart, Institute of Geography, Stuttgart
Urania Agrochem GmbH, Hamburg
UP Umweltanalytische Produkte GmbHCottbus
Technische Universität München, Lehrstuhl für Ökophysiologie der Pflanzen, Freising
Technische Universität München, Lehrstuhl für Waldwachstumskunde, Freising
University of Erlangen-Nuremberg, Institute of Geography, Erlangen
Technische Universität Dresden, Institut für Bodenkunde und Standortslehre, Fakultät Forst-, Geo- und Hydrowissenschaften, Tharandt
Universität Bonn, Dendroökologisches Labor, Geographisches Institut, Bonn
Feingerätebau K.Fischer GmbH, Drebach
Justus-Liebig Universität, Institut für Pflanzenökologie, Interdisziplinäres Forschungszentrum für Umweltsicherung (IFZ), Gießen
Imtech Telecom GmbH, Potsdam
Heiko Meier NachrichtentechnikZwönitz
Bayerische Landesanstalt für Landwirtschaft, Inst. für Agrarökologie, Ökologischen Landbau und Bodenschutz, Freising
Ludwig-Maximilians-University Munich, Department of Geography, München
Beuth Hochschule für Technik Berlin, Leibniz-Institut für Agrartechnik Potsdam-Bornim
Leibniz Universität, Institut für Botanik, Hannover
Theodor Friedrichs & Co. GmbH, Schenefeld
Hochschule für Forstwirtschaft Rottenburg, Schadenweilerhof, Rottenburg am Neckar
Bayerische Landesanstalt für Landwirtschaft, Institut für Agrarökologie, Ökologischen Landbau und Bodenschutz, Freising
Johann Heinrich von Thünen-Institut, Bundesforschungsinstitut für Ländliche Räume, Wald und Fischerei, Eberswalde
University Duisburg-Essen, Dep. of Applied Botany, Essen
Helmholtz-Zentrum Potsdam, Deutsches GeoForschungsZentrum (GFZ), Potsdam
Technische Universität München, Wissenschaftszentrum Weihenstephan, Freising
Johannes Gutenberg University Mainz, Department of Geography, Mainz
University of Bonn, Department of Geography, Bonn
DegersheimHeidenheim
Helmholtz Zentrum München, Institut für Bodenökologie, Neuherberg
Thüringer Landesanstalt für Wald, Jagd und Fischerei, Referat Waldzustandsüberwachung, Gotha
Umwelt-Geräte-Technik GmbH, Müncheberg
Universität Hamburg, Zentrum Holzwirtschaft, Hamburg
Bayerisches Amt für forstliche Saat- und Pflanzenzucht, Sachgebiet 3, Teisendorf
Ahlborn Mess- und Regelungstechnik GmbH, Holzkirchen
University of Bonn, INRES Gartenbauwissenschaft, Bonn
Universität Bonn, Institu für Landtechnik, Bonn
Brandenburgische Technische Universität, Lehrstuhl für Bodenschutz und Rekultivierung, Cottbus
Universität Hamburg, Zentrum Holzwirtschaft, Institut für Holzbiologie, Hamburg
Deutsche Forschungsgemeinschaft Bonn
Max-Planck-Institut für BiogeochemieJena
Johannes Gutenberg University Mainz, Department of Geography, Mainz
Helmholtz-Zentrum Potsdam, Deutsches GeoForschungsZentrum (GFZ), Potsdam
Helmholtz Centre for Environmental Research – UFZ, Department of Ecological Modelling, Leipzig
CEBra – Centre for Energy Technology Brandenburg e.V., Cottbus
Ernst-Moritz-Arndt-Universität, Institut für Botanik und Landschaftsökologie, Greifswald
TU Dresden, Falkultät für Forst-, Geo- und Hydrowissenschaften, Dresden
TU Dresden, Forstbotanik. AG molekulare Gehölzphysiologie, Tharandt
Ernst-Moritz-Arndt-Universität, Institut für Botanik und Landschaftsökologie, Greifswald
Technische Universität Dresden, Institute of Soil Science& Site Ecology Faculty of Forest, Geo& Hydro Sciences, Tharandt

Hungary

University of Debrecen, Department of Botany, Debrecen
University of Debrecen, Centre of arts, humanities and sciencies, Debrecen

India

Miras Instruments and equipments, Chennai
SHAILRON TECHNOLOGY PVT. LTD, NEW DELHI
KARTHIKEYA OVERSEASB, Bhopal

Iran

Tajhiz Fanavaran Zangan Co., Tehran

Israel

Ag-sense LtdRamat-Yshay

Italy

Lombard & Marozzini srl, Rome
SIMACO di Resti Raffaello, Arezzo
Università di Padova, Anfodillo-Laboratorio IDEA, Legnaro(PD)
Vivaio Forestale E.R.S.A.F., Curno (BG)
Magazzino Azienda Special, Per Regolamentazione Dei Corsi D’Acqua, Prato Isarco (BZ),
UNIVERSITA’ DI TRENTO, DIVISIONE INGEGNERIA, 38050 POVO (TN)

Japan

TERRA-TECH, INC. Tokyo
KAIYO DENSHI Co., Ltd. Saitama
Meiwafosis Co., Ltd., Osaka

Malaysia

Universiti Malaysia Perlis, Jejawi

Marocco

Green solutions sarlAGADIR
Sté. Phyto Consulting sarl. Aït Melloul
Mexico
Celeritas Trading & Consulting S.A. de C.V., Naucalpan de Juárez

New Zealand

Agfirst BOP ltdKatikati
AgFirst Technical Services Manager, Motueka

Netherlands

Institute of Agricultural and Environmental Engineering (IMAG-DLO), Wageningen
GLOWA Volta Project Water Management, Civil Engineering & Geosciences TU Delft
Praktijkonderzoek Plant & Omgeving (PPO), Sector Fruit, Zetten

Norway

Norwegian Univ of Life Sciences, Agresso fakturasentral, Oslo

Peru

HIGH TECH SERVICE S.A.C., Proyectos & Servicios, Miraflores- Lima

Portugal

Mezão Telecomunicações e Electrónica, Lda.PORTO SALVO
Dept. Botanica e Eng. Biologica, Instituto Superior de Agronomia, Lisboa

Romania

Bessona Company SRLBacau
S.C. FEDERAL EXPERT S.R.L, Bucuresti
AMEX Import Export SRL, Bucuresti
SC Eltex Echipamente Electronice Industriale srl, Bucharest
EUROPANDA S.R.L
Forest Research and Management Institute (ICAS), Voluntari Ilfov
EUROPANDA S.R.L, Campulung Moldovenesc, SUCEAVA

Russia

FITO Ltd.Moscow

South Africa

Natural Resources and the Environment, CSIR, Ecosystem Processes and Dynamics, Pretoria

South Korea

Encosys CO., LTD., Room 232, 8 Dong, Anyang Kyungki-Do

Spain

Equipos Instrumentacion y Control SL Algente, Madrid
PROQUILAB, S.A.CARTAGENA (MURCIA)
Adm Juver, slSanto Angel, Murcia
TSC (Techno-Sciences Consulting), Sevilla
Urbiotica S.L., h, La Roca del Valles
Universitat Politècnica de Catalunya, ns, Barcelona
Libelium Comunicaciones Distribuidas S.L., Zaragoza
Government of Aragon, Agricultural Research and Technology Centre (CITA) Forest Ressources Unit, Zaragoza
Fundación Instituto Tecnológico de Galicia, A Coruña
GEONATURA S.L. , Madrid

Sweden

Lund University, Earth and Ecosystem Sciences, Lund

Switzerland

Institut für Angewandte Pflanzenbiologie, Schönebuch
Swiss Federal Institute for Forest, Snow and Landscape, Research WSL, Birmensdorf
Universität Basel, Botanisches Institut, Basel
University of Applied Sciences of Central Switzerland, Institute of Electronics, Horw
Stump ForaTec AG, Abt. Messtechnik, Naenikon
ETH Zürich, Institut für Geotechnik, Zürich

Taiwan

National Taiwan University, School of Forestry & Resource Conservation, Taipei
Jauntering International Corp., Taipei
Ming-Guan Instruments Co., Ltd., CHANGHUA CITY

Thailand

Mahidol University, Faculty of Environment and Resource Studies, Nakhon Pathom

UK

Delta-T Devices LtdCambridge
University of Oxford, School of Geography and the Environment, Oxford
Wolfson CollegeOxford

USA

Lamont-Doherty Earth Observatory of Columbia, Tree-Ring Laboratory, New York
Department of Biological Sciences, University of Alabama, Tuscaloosa
IAB Toolik 757000Fairbanks
Tulane University, Ecology and Evolutionary Biology, New Orleans
USDA Forest Service, Olympia Forestry Sciences Laboratory, Olympia
University of Arizona, Natural Resources and Environment, Tucson
Utah State University, Ecology Center UMC 5205, Logan
UC Davis, Land, Air and Water Resources Plant and Environmental Sciences, Davis
Tree Consulting , Arizona
U.S. Department of Agriculture, Forest Service Pacific Northwest Research Station,
U.S. Department of Agriculture, Forest Service Pacific Southwest Research Station