Dr. Beat Frey

Frossard, A.; Hartmann, M.; Frey, B., 2017: Tolerance of the forest soil microbiome to increasing mercury concentrations. Soil Biology and Biochemistry, 105: 162-176. doi: 10.1016/j.soilbio.2016.11.016

Brunner, I.; Frey, B.; Hartmann, M.; Zimmermann, S.; Graf, F.; Suz, L.M.; Niskanen, T.; Bidartondo, M.I.; Senn-Irlet, B., 2017: Ecology of alpine macrofungi - combining historical with recent data. Frontiers in Microbiology, 8: 2066 (13 pp.). doi: 10.3389/fmicb.2017.02066

Samaritani, E.; Mitchell, E.A.D.; Rich, J.; Shrestha, J.; Fournier, B.; Frey, B., 2017: Soil bacterial communities and ecosystem functioning change more strongly with season than habitat in a restored floodplain. Applied Soil Ecology, 112: 71-78. doi: 10.1016/j.apsoil.2016.12.010

Rime, T.; Hartmann, M.; Frey, B., 2016: Potential sources of microbial colonizers in an initial soil ecosystem after retreat of an alpine glacier. ISME Journal, 10, 7: 1625-1641. doi: 10.1038/ismej.2015.238

Frey, B.; Rime, T.; Phillips, M.; Stierli, B.; Hajdas, I.; Widmer, F.; Hartmann, M., 2016: Microbial diversity in European alpine permafrost and active layers. FEMS Microbiology Ecology, 92, 3: fiw018 (17 pp.). doi: 10.1093/femsec/fiw018

Rime, T.; Hartmann, M.; Stierli, B.; Anesio, A.M.; Frey, B., 2016: Assimilation of microbial and plant carbon by active prokaryotic and fungal populations in glacial forefields. Soil Biology and Biochemistry, 98: 30-41. doi: 10.1016/j.soilbio.2016.03.012

Hartmann, M.; Frey, B.; Mayer, J.; Mäder, P.; Widmer, F., 2015: Distinct soil microbial diversity under long-term organic and conventional farming. ISME Journal, 9, 5: 1177-1194. doi: 10.1038/ismej.2014.210

Draeger, C.; Fabrice, T.N.; Gineau, E.; Mouille, G.; Kuhn, B.M.; Moller, I.; Abdou, M.; Frey, B.; Pauly, M.; Bacic, A.; Ringli, C., 2015: Arabidopsis leucine-rich repeat extensin (LRX) proteins modify cell wall composition and influence plant growth. BMC Molecular Biology, 15: 155 (11 pp.). doi: 10.1186/s12870-015-0548-8

Rime, T.; Hartmann, M.; Brunner, I.; Widmer, F.; Zeyer, J.; Frey, B., 2015: Vertical distribution of the soil microbiota along a successional gradient in a glacier forefield. Molecular Ecology, 24, 5: 1091-1108. doi: 10.1111/mec.13051

Frasson, D.; Udovicic, M.; Frey, B.; Lapanje, A.; Zhang, D.; Margesin, R.; Sievers, M., 2015: Glaciimonas alpina sp. nov. isolated from alpine glaciers and reclassification of Glaciimonas immobilis Cr9-12 as the type strain of Glaciimonas alpina sp. nov. International Journal of Systematic and Evolutionary Microbiology, 65, 6: 1779-1785. doi: 10.1099/ijs.0.000174

Stopnisek, N.; Bodenhausen, N.; Frey, B.; Fierer, N.; Eberl, L.; Weisskopf, L., 2014: Genus-wide acid tolerance accounts for the biogeographical distribution of soil Burkholderia populations. Environmental Microbiology, 16, 6: 1503-1512. doi: 10.1111/1462-2920.12211

Hodel, M.; Schütz, M.; Vandegehuchte, M.L.; Frey, B.; Albrecht, M.; Busse, M.; Risch, A.C., 2014: Does the aboveground herbivore assemblage influence soil nacterial community composition and richness in subalpine grasslands?. Microbial Ecology, 68, 3: 584-595. doi: 10.1007/s00248-014-0435-0

Hartmann, M.; Niklaus, P.A.; Zimmermann, S.; Schmutz, S.; Kremer, J.; Abarenkov, K.; Lüscher, P.; Widmer, F.; Frey, B., 2014: Resistance and resilience of the forest soil microbiome to logging-associated compaction. ISME Journal, 8, 1: 226-244. doi: 10.1038/ismej.2013.141

Didion, M.; Frey, B.; Rogiers, N.; Thürig, E., 2014: Validating tree litter decomposition in the Yasso07 carbon model. Ecological Modelling, 291: 58-68. doi: 10.1016/j.ecolmodel.2014.07.028

Rieder, S.R.; Tipping, E.; Zimmermann, S.; Graf-Pannatier, E.; Waldner, P.; Meili, M.; Frey, B., 2014: Dynamic modelling of the long term behaviour of cadmium, lead and mercury in Swiss forest soils using CHUM-AM. Science of the Total Environment, 468-469: 864-876. doi: 10.1016/j.scitotenv.2013.09.005

Frey, B.; Rieder, S.R., 2013: Response of forest soil bacterial communities to mercury chloride application. Soil Biology and Biochemistry, 65: 329-337. doi: 10.1016/j.soilbio.2013.06.001

Rieder, S.R.; Frey, B., 2013: Methyl-mercury affects microbial activity and biomass, bacterial community structure but rarely the fungal community structure. Soil Biology and Biochemistry, 64: 164-173. doi: 10.1016/j.soilbio.2013.04.017

Zumsteg, A.; Schmutz, S.; Frey, B., 2013: Identification of biomass utilizing bacteria in a carbon-depleted glacier forefield soil by the use of ¹³C DNA stable isotope probing. Environmental Microbiology Reports, 5, 3: 424-437. doi: 10.1111/1758-2229.12027

Zumsteg, A.; Bååth, E.; Stierli, B.; Zeyer, J.; Frey, B., 2013: Bacterial and fungal community responses to reciprocal soil transfer along a temperature and soil moisture gradient in a glacier forefield. Soil Biology and Biochemistry, 61: 121-132. doi: 10.1016/j.soilbio.2013.02.017

Hagedorn, F.; Hiltbrunner, D.; Streit, K.; Ekblad, A.; Lindahl, B.; Miltner, A.; Frey, B.; Handa, I.T.; Hättenschwiler, S., 2013: Nine years of CO₂ enrichment at the alpine treeline stimulates soil respiration but does not alter soil microbial communities. Soil Biology and Biochemistry, 57: 390-400. doi: 10.1016/j.soilbio.2012.10.001

Frey, B.; Bühler, L.; Schmutz, S.; Zumsteg, A.; Furrer, G., 2013: Molecular characterization of phototrophic microorganisms in the forefield of a receding glacier in the Swiss Alps. Environmental Research Letters, 8, 1: 015033 (11 pp.). doi: 10.1088/1748-9326/8/1/015033

Rieder, S.R.; Brunner, I.; Daniel, O.; Liu, B.; Frey, B., 2013: Methylation of mercury in earthworms and the effect of mercury on the associated bacterial communities. PLoS One, 8, 4: e61215 (9 pp.). doi: 10.1371/journal.pone.0061215

Zumsteg, A.; Luster, J.; Göransson, H.; Smittenberg, R.H.; Brunner, I.; Bernasconi, S.M.; Zeyer, J.; Frey, B., 2012: Bacterial, archaeal and fungal succession in the forefield of a receding glacier. Microbial Ecology, 63, 3: 552-564. doi: 10.1007/s00248-011-9991-8

Lapanje, A.; Wimmersberger, C.; Furrer, G.; Brunner, I.; Frey, B., 2012: Pattern of elemental release during the granite dissolution can be changed by aerobic heterotrophic bacterial strains isolated from Damma Glacier (Central Alps) deglaciated granite sand. Microbial Ecology, 63, 4: 865-882. doi: 10.1007/s00248-011-9976-7

Regier, N.; Frey, B.; Converse, B.; Roden, E.; Grosse-Honebrink, A.; Garcia Bravo, A.; Cosio, C., 2012: Effect of Elodea nuttallii roots on bacterial communities and MMHg proportion in Hg polluted sediment. PLoS One, 7, 9: e45565 (8 pp.). doi: 10.1371/journal.pone.0045565

Graf Pannatier, E.; Dobbertin, M.; Heim, A.; Schmitt, M.; Thimonier, A.; Waldner, P.; Frey, B., 2012: Response of carbon fluxes to the 2003 heat wave and drought in three mature forests in Switzerland. Biogeochemistry, 107, 1-3: 295-317. doi: 10.1007/s10533-010-9554-y

Hirano, Y.; Frey, B.; Brunner, I., 2012: Contrasting reactions of roots of two coniferous tree species to aluminum stress. Environmental and Experimental Botany, 77: 12-18. doi: 10.1016/j.envexpbot.2011.10.007

Reboul, R.; Geserick, C.; Pabst, M.; Frey, B.; Wittmann, D.; Lütz-Meindl, U.; Léonard, R.; Tenhaken, R., 2011: Down-regulation of UDP-glucuronic acid biosynthesis leads to swollen plant cell walls and severe developmental defects associated with changes in pectic polysaccharides. Journal of Biological Chemistry, 286, 46: 39982-39992. doi: 10.1074/jbc.M111.255695

Rieder, S.R.; Brunner, I.; Horvat, M.; Jacobs, A.; Frey, B., 2011: Accumulation of mercury and methylmercury by mushrooms and earthworms from forest soils. Environmental Pollution, 159, 10: 2861-2869. doi: 10.1016/j.envpol.2011.04.040

Frey, B.; Niklaus, P.A.; Kremer, J.; Lüscher, P.; Zimmermann, S., 2011: Heavy-machinery traffic impacts methane emissions as well as methanogen abundance and community structure in oxic forest soils. Applied and Environmental Microbiology, 77, 17: 6060-6068. doi: 10.1128/Aem.05206-11

Wirthner, S.; Frey, B.; Busse, M.D.; Schütz, M.; Risch, A.C., 2011: Effects of wild boar (Sus scrofa L.) rooting on the bacterial community structure in mixed-hardwood forest soils in Switzerland. European Journal of Soil Biology, 47, 5: 296-302. doi: 10.1016/j.ejsobi.2011.07.003

Zumsteg, A.; Bernasconi, S.M.; Zeyer, J.; Frey, B., 2011: Microbial community and activity shifts after soil transplantation in a glacier forefield. Applied Geochemistry, 26: S326-S329. doi: 10.1016/j.apgeochem.2011.03.078

Vollenweider, P.; Bernasconi, P.; Gautschi, H.; Menard, T.; Frey, B.; Günthardt-Goerg, M.S., 2011: Compartmentation of metals in foliage of Populus tremula grown on soils with mixed contamination. II. Zinc binding inside leaf cell organelles. Environmental Pollution, 159, 1: 337-347. doi: 10.1016/j.envpol.2010.03.016

Bernasconi, S.M.; Bauder, A.; Bourdon, B.; Brunner, I.; Bünemann, E.; Christl, I.; Derungs, N.; Edwards, P.; Farinotti, D.; Frey, B.; Frossard, E.; Furrer, G.; Gierga, M.; Göransson, H.; Gülland, K.; Hagedorn, F.; Hajdas, I.; Hindshaw, R.; Ivy-Ochs, S.; ... Zumsteg, A., 2011: Chemical and biological gradients along the Damma Glacier soil chronosequence, Switzerland. Vadose Zone Journal, 10, 3: 867-883. doi: 10.2136/vzj2010.0129

Brunner, I.; Plötze, M.; Rieder, S.; Zumsteg, A.; Furrer, G.; Frey, B., 2011: Pioneering fungi from the Damma glacier forefield in the Swiss Alps can promote granite weathering. Geobiology, 9, 3: 266-279. doi: 10.1111/j.1472-4669.2011.00274.x

Cocozza, C.; Cherubini, P.; Regier, N.; Saurer, M.; Frey, B.; Tognetti, R., 2010: Early effects of water deficit on two parental clones of Populus nigra grown under different environmental conditions. Functional Plant Biology, 37, 3: 244-254. doi: 10.1071/Fp09156

Regier, N.; Streb, S.; Zeeman, S.C.; Frey, B., 2010: Seasonal changes in starch and sugar content of poplar (Populus deltoides x nigra cv. Dorskamp) and the impact of stem girdling on carbohydrate allocation to roots. Tree Physiology, 30, 8: 979-987. doi: 10.1093/treephys/tpq047

Thébault, A.; Frey, B.; Mitchell, E.A.D.; Buttler, A., 2010: Species-specific effects of polyploidisation and plant traits of Centaurea maculosa and Senecio inaequidens on rhizosphere microorganisms. Oecologia, 163, 4: 1011-1020. doi: 10.1007/s00442-010-1598-0

Frey, B.; Rieder, S.R.; Brunner, I.; Plötze, M.; Koetzsch, S.; Lapanje, A.; Brandl, H.; Furrer, G., 2010: Weathering-associated bacteria from the damma glacier forefield: physiological capabilities and impact on granite dissolution. Applied and Environmental Microbiology, 76, 14: 4788-4796. doi: 10.1128/AEM.00657-10

Regier, N.; Frey, B., 2010: Experimental comparison of relative RT-qPCR quantification approaches for gene expression studies in poplar. BMC Molecular Biology, 11: 47 (8 pp.). doi: 10.1186/1471-2199-11-57

Frey, B., 2010: Bewertung von befahrungsbedingten Bodenveränderungen mittels Bakterienpopulationen. Schweizerische Zeitschrift für Forstwesen, 161, 12: 498-503. doi: 10.3188/szf.2010.0498

Tipping, E.; Lofts, S.; Hooper, H.; Frey, B.; Spurgeon, D.; Svendsen, C., 2010: Critical Limits for Hg(II) in soils, derived from chronic toxicity data. Environmental Pollution, 158, 7: 2465-2471. doi: 10.1016/j.envpol.2010.03.027

Frey, B.; Rüdt, A.; Widmer, F., 2010: Changes in rhizosphere bacterial populations during phytoextraction of heavy metal contaminated soil with poplar. Plant Biosystems, 144, 2: 392-395. doi: 10.1080/11263501003718588

Schönmann, S.; Loy, A.; Wimmersberger, C.; Sobek, J.; Aquino, C.; Vandamme, P.; Frey, B.; Rehrauer, H.; Eberl, L., 2009: 16S rRNA gene-based phylogenetic microarray for simultaneous identification of members of the genus Burkholderia. Environmental Microbiology, 11, 4: 779-800. doi: 10.1111/j.1462-2920.2008.01800.x

Frey, B.; Kremer, J.; Rüdt, A.; Sciacca, S.; Matthies, D.; Lüscher, P., 2009: Compaction of forest soil with heavy logging machinery affects soil bacterial community structure. European Journal of Soil Biology, 45: 312-320. doi: 10.1016/j.ejsobi.2009.05.006

Brunner, I.; Graf Pannatier, E.; Frey, B.; Rigling, A.; Landolt, W.; Zimmermann, S.; Dobbertin, M., 2009: Morphological and physiological responses of Scots pine fine roots to water supply in a dry climatic region in Switzerland. Tree Physiology, 29, 4: 541-550. doi: 10.1093/treephys/tpn046

Regier, N.; Streb, S.; Cocozza, C.; Schaub, M.; Cherubini, P.; Zeeman, S.C.; Frey, B., 2009: Drought tolerance of two black poplar (Populus nigra L.) clones: contribution of carbohydrates and oxidative stress defence. Plant, Cell and Environment, 32, 12: 1724-1736. doi: 10.1111/j.1365-3040.2009.02030.x

Ringli, C.; Bigler, L.; Kuhn, B.M.; Leiber, R.; Diet, A.; Santelia, D.; Frey, B.; Pollmann, S.; Klein, M., 2008: The modified flavonol glycosylation profile in the Arabidopsis rol1 mutants results in alterations in plant growth and cell shape formation. Plant Cell, 20, 6: 1470-1481. doi: 10.1105/tpc.107.053249

Ernst, G.; Zimmermann, S.; Christie, P.; Frey, B., 2008: Mercury, cadmium and lead concentrations in different ecophysiological groups of earthworms in forest soils. Environmental Pollution, 156: 1304-1313. doi: 10.1016/j.envpol.2008.03.002

Lazzaro, A.; Widmer, F.; Sperisen, C.; Frey, B., 2008: Identification of dominant bacterial phylotypes in a cadmium-treated forest soil. FEMS Microbiology Ecology, 63, 2: 143-155. doi: 10.1111/j.1574-6941.2007.00417.x

Brunner, I.; Luster, J.; Günthardt-Goerg, M.S.; Frey, B., 2008: Heavy metal accumulation and phytostabilisation potential of tree fine roots in a contaminated soil. Environmental Pollution, 152: 559-568. doi: 10.1016/j.envpol.2007.07.006

Novak, K.; Schaub, M.; Fuhrer, J.; Skelly, J.M.; Frey, B.; Kräuchi, N., 2008: Ozone effects on visible foliar injury and growth of Fagus sylvatica and Viburnum lantana seedlings grown in monoculture or in mixture. Environmental and Experimental Botany, 62: 212-220. doi: 10.1016/j.envexpbot.2007.08.008

Bernasconi, S.M.; Christl, I.; Hajdas, I.; Zimmermann, S.; Hagedorn, F.; Smittenberg, R.H.; Furrer, G.; Zeyer, J.; Brunner, I.; Frey, B.; Plötze, M.; Lapanje, A.; Edwards, P.; Olde Venterink, H.; Göransson, H.; Frossard, E.; Bünemann, E.; Jansa, J.; Tamburini, F.; ... Abbaspour, K., 2008: Weathering, soil formation and initial ecosystem evolution on a glacier forefield: a case study from the Damma Glacier, Switzerland. Mineralogical Magazine, 72, 1: 19-22. doi: 10.1180/minmag.2008.072.1.19

Frey, B.; Pesaro, M.; Rüdt, A.; Widmer, F., 2008: Resilience of the rhizosphere Pseudomonas and ammonia-oxidizing bacterial populations during phytoextraction of heavy metal polluted soil with poplar. Environmental Microbiology, 10, 6: 1433-1449. doi: 10.1111/j.1462-2920.2007.01556.x

Nötzli, K.P.; Böll, A.; Frey, B.; Graf, F.; Holdenrieder, O., 2007: Release of iron from bonding nails in torrent control check dams and its effect on wood decomposition by Fomitopsis pinicola. Wood Research, 52, 4: 47-60.

Ernst, G.; Frey, B., 2007: The effect of feeding behavior on Hg accumulation in the ecophysiologically different earthworms Lumbricus terrestris and Octolaseon cyaneum: a microcosm experiment. Soil Biology and Biochemistry, 39: 386-390. doi: 10.1016/j.soilbio.2006.07.020

Widmer, F.; Hartmann, M.; Frey, B.; Kölliker, R., 2006: A novel strategy to extract specific phylogenetic sequence information from community T-RFLP. Journal of Microbiological Methods, 66: 512-520. doi: 10.1016/j.mimet.2006.02.007

Lazzaro, A.; Schulin, R.; Widmer, F.; Frey, B., 2006: Changes in lead availability affect bacterial community structure but not basal respiration in a microcosm study with forest soils. Science of the Total Environment, 371: 110-124. doi: 10.1016/j.scitotenv.2006.08.033

Lazzaro, A.; Hartmann, M.; Blaser, P.; Widmer, F.; Schulin, R.; Frey, B., 2006: Bacterial community structure and activity in different Cd-treated forest soils. FEMS Microbiology Ecology, 58, 2: 278-292. doi: 10.1111/j.1574-6941.2006.00163.x

Frey, B.; Stemmer, M.; Widmer, F.; Luster, J.; Sperisen, C., 2006: Microbial activity and community structure of a soil after heavy metal contamination in a model forest ecosystem. Soil Biology and Biochemistry, 38: 1745-1756. doi: 10.1016/j.soilbio.2005.11.032

Frey, B.; Hagedorn, F.; Giudici, F., 2006: Effect of girdling on soil respiration and root composition in a sweet chestnut forest. Forest Ecology and Management, 225: 271-277. doi: 10.1016/j.foreco.2006.01.003

Nowack, B.; Rais, D.; Frey, B.; Menon, M.; Schulin, R.; Günthardt-Goerg, M.S.; Luster, J., 2006: Influence of heavy metal contamination on soil parameters in a lysimeter experiment designed to evaluate phytostabilization by afforestation. Forest Snow and Landscape Research, 80, 2: 201-211.

Rigling, D.; Günthardt-Goerg, M.S.; Blauenstein, H.; Frey, B., 2006: Accumulation of heavy metals into Armillaria rhizomorphs from contaminated soils. Forest Snow and Landscape Research, 80, 2: 213-220.

Hartmann, M.; Frey, B.; Kölliker, R.; Widmer, F., 2005: Semi-automated genetic analyses of soil microbial communities: comparison of T-RFLP an RISA based on descriptive and discriminative statistical approaches. Journal of Microbiological Methods, 61: 349-360. doi: 10.1016/j.mimet.2004.12.011

Cosio, C.; DeSantis, L.; Frey, B.; Diallo, S.; Keller, C., 2005: Distribution of cadmium in leaves of Thlaspi caerulescens. Journal of Experimental Botany, 56, 412: 765-775. doi: 10.1093/jxb/eri062

Heim, A.; Frey, B., 2004: Early stage litter decomposition rates for Swiss forests. Biogeochemistry, 70: 301-315. doi: 10.1007/s10533-003-0844-5

Jung, C.; Maeder, V.; Funk, F.; Frey, B.; Sticher, H.; Frossard, E., 2003: Release of phenols from Lupinus albus L. roots exposed to Cu and their possible role in Cu detoxification. Plant and Soil, 252: 301-312. doi: 10.1023/A:1024775803759

Schwab, B.; Mathur, J.; Saedler, R.; Schwarz, H.; Frey, B.; Scheidegger, C.; Hülskamp, M., 2003: Regulation of cell expansion by the DISTORTED genes in Arbidopsis thaliana: actin controls the spatial organization of microtubules. Molecular Genetics and Genomics, 269: 350-360.

Ringli, C.; Baumberger, N.; Diet, A.; Frey, B.; Keller, B., 2002: ACTIN2 is essential for bulge site selection and tip growth during root hair development of Arabidopsis. Plant Physiology, 129, 4: 1464-1472. doi: 10.1104/pp.005777

Fonti, P.; Frey, B., 2002: Is ray volume a possible factor influencing ring shake occurrence in chestnut wood?. Trees: Structure and Function, 16: 519-522. doi: 10.1007/s00468-002-0193-3

Zimmermann, S.; Frey, B., 2002: Soil respiration and microbial properties in an acidic forest soil: effects of wood ash. Soil Biology and Biochemistry, 34: 1727-1737.

Heim, A.; Brunner, I.; Frey, B.; Frossard, E.; Luster, J., 2001: Root exudation, organic acids, and element distribution in roots of Norway spruce seedlings treated with aluminium in hydroponics. Journal of Plant Nutrition and Soil Science, 164: 519-526.

Schenker, S.; Handschin, S.; Frey, B.; Perren, R.; Escher, F., 2000: Pore Structure of Coffee Beans Affected by Roasting Conditions. Journal of food science, 65, 3: 452-457. doi: 10.1111/j.1365-2621.2000.tb16026.x

Zoller, S.; Frey, B.; Scheidegger, C., 2000: Juvenile Development and Diaspore Survival in the Threatened Epiphytic Lichen Species Sticta fuliginosa, Leptogium saturninum and Menegazzia terebrata: Conclusions for in situ Conservation. Plant Biology, 2: 496-503. doi: 10.1055/s-2000-5954

Günthardt-Goerg, M.S.; McQuattie, C.J.; Maurer, S.; Frey, B., 2000: Visible and microscopic injury in leaves of five deciduous tree species related to current critical ozone levels. Environmental Pollution, 109: 489-500. doi: 10.1016/S0269-7491(00)00052-X

Frey, B.; Zierold, K.; Brunner, I., 2000: Extracellular complexation of Cd in the Hartig net and cytosolic Zn sequestration in the fungal mantle of Picea abies - Hebeloma crustuliniforme ectomycorrhizas. Plant, Cell and Environment, 23: 1257-1265. doi: 10.1046/j.1365-3040.2000.00637.x

Frey, B.; Keller, C.; Zierold, K.; Schulin, R., 2000: Distribution of Zn in fuctionally different leaf epidermal cells of the hyperaccumulator Thlaspi caerulescens. Plant, Cell and Environment, 23: 675-687.

Brunner, I.; Frey, B., 2000: Detection and localization of aluminium and heavy metals in ectomycorrhizal Norway spruce seedlings. Environmental Pollution, 108: 121-128.

Mäder, P.; Vierheilig, H.; Streitwolf-Engel, R.; Boller, T.; Frey, B.; Christie, P.; Wiemken, A., 2000: Transport of 15Nitrogen from a soil compartment separated by a polytetrafluoroethylene membrane to plant roots via the hyphae of arbuscular mycorrhizal fungi. New Phytologist, 146: 155-161.

Heim, A.; Luster, J.; Brunner, I.; Frey, B.; Frossard, E., 1999: Effects of aluminium treatment on Norway spruce roots: Aluminium binding forms, element distribution, and release of organic substances. Plant and Soil, 216: 103-116. doi: 10.1023/A:1004728122261

Frey, B.; Brunner, I.; Walther, P.; Scheidegger, C.; Zierold, K., 1997: Element localization in ultrathin cryosections of high-pressure frozen ectomycorrhizal spruce roots. Plant, Cell and Environment, 20: 929-937. doi: 10.1046/j.1365-3040.1997.d01-132.x

Vilarino, A.; Frey, B.; Shüepp, H., 1997: MES [2-(N-morpholine)-ethane sulphonic acid] buffer promotes the growth of external hyphae of the arbuscular mycorrhizal fungus Glomus intraradices in an alkaline sand. Biology and Fertility of Soils, 25: 79-81. doi: 10.1007/s003740050284

Brunner, I.; Frey, B.; Riesen, T.K., 1996: Influence of ectomycorrhization and cesium/potassium ratio on uptake and localization of cesium in Norway spruce seedlings. Tree Physiology, 16: 705-711. doi: 10.1093/treephys/16.8.705

Frey, B.; Scheidegger, C.; Günthardt-Goerg, M.S.; Matyssek, R., 1996: The effects of ozone and nutrient supply on stomatal response in birch (Betula pendula) leaves as determined by digital image-analysis and X-ray microanalysis. New Phytologist, 132: 135-143. doi: 10.1111/j.1469-8137.1996.tb04519.x

Zysset, M.; Brunner, I.; Frey, B.; Blaser, P., 1996: Response of European Chestnut to Varying Calcium/Aluminium Ratios. Journal of Environmental Quality, 25, 4: 702-708.

Gehring, A.U.; Keller, P.; Frey, B.; Luster, J., 1995: The occurrence of spherical morphology as evidence for changing conditions during the genesis of a sepiolite deposit. Clay Minerals, 30: 83-86. doi: 10.1180/claymin.1995.030.1.10

Scheidegger, C.; Schroeter, B.; Frey, B., 1995: Structural and functional processes during water vapour uptake and desiccation in selected lichens with green algal photobionts. Planta, 197: 399-409. doi: 10.1007/BF00202663

Sciacca, S.; Frey, B.; Kremer, J.; Lüscher, P., 2007: Physikalischer Bodenschutz im Wald: zwischen Beeinträchtigung und Schaden. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft, 110, 2: 711-712.

Frey, B.; Turnau, K., 2006: Elemental analysis of roots and fungi. In: Luster, J.; Finlay, R. (eds), 2006: Handbook of Methods Used in Rhizosphere Research. Birmensdorf, Swiss Federal Research Institute WSL. 30-37.

Frey, B.; Zimmermann, S.; Stemmer, M.; Luster, J.; Nowack, B.; Widmer, F., 2003: The use of microbial bioassays and activity measurements for the evaluation of metal-contaminated soil quality. In: 2003: Proceedings of the 7th International Conference on the Biogeochemistry of Trace Elements. 7th International Conference on the Biogeochemistry of Trace Elements, Zürich, July 16-20, 2017. 176-177.

Frey, B.; Zierold, B., 2003: X-ray Microanalysis in Botanical Research. In: Mendez-Vilas, A. (eds), 2003: Science, Technology and Education of Microscopy: an Overview. Badajoz, FORMATEX. 313-324.

Heim, A.; Frey, B., 2003: Bodenbiologische Aktivitäten auf fünf Dauerbeobachtungsflächen der Langfristigen Waldökosystemforschung (LWF) in der Schweiz. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft, 102, 1: 285-286.

Frey, B.; Scheidegger, C., 2002: Preparative techniques for low-temperature scanning electron microscopy of Lichens. In: Kranner, I.; Beckett, R.P.; Varma, A.K. (eds), 2002: Protocols in Lichenology: Culturing, Biochemistry, Ecophysiology and Use in Biomonitoring. Berlin; Heidelberg; New York, Springer. 118-132.

Heim, A.; Brunner, I.; Frey, B.; Frossard, E.; Luster, J., 2001: Aluminium resistance of Norway spruce: Root exudation versus immobilisation in roots. In: Horst, J.W. (eds), 2001: Plant nutrition – Food security and sustainability of agro-ecosystems. Dordrecht; Boston, Kluwer Academic. 450-451.

Frey, B.; Zimmermann, S., 2001: Der Einfluss einer Holzascheausbringung auf bodenmikrobiologische Eigenschaften in einem Fichtenwald auf saurer Braunerde. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft, 96, 1: 325-326.

Heim, A.; Frey, B., 2001: Mikrobielle Aktivitäten in Waldböden der Schweiz - Erste Ergebnisse aus zwei Höhentransekten in den Schweizer Voralpen. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft, 96, 1: 337-338.

Schenker, S.; Handschin, S.; Frey, B.; Perren, R.; Escher, F., 1999: Pore Structure of Coffee Beans as Influenced by Roasting Conditions. In: Association Scientifique International du Café (eds), 1999: 18ème Coloque Scientifique International sur le Café, Helsinki, August 2-6, 1999. 127-135.

Günthardt-Goerg, M.S.; McQuattie, C.J.; Mathies, D.; Frey, B., 1999: Visible and microscopic injury in leaves of 5 deciduous tree species related to current critical ozone levels. In: Fuhrer, J.; Achermann, B. (eds), 1999: Critical Levels for Ozone - Level II. Bern, Swiss Agency for Environment, Forest and Landscape. 181-185.

Günthardt-Goerg, M.S.; Maurer, S.; Frey, B.; Matyssek, R., 1998: Birch leaves from trees grown in two fertilisation regimes: Diurnal and seasonal responses to ozone. In: De Kok, L.J.; Stulen, I. (eds), 1998: Responses of plant metabolism to air pollution and global change. Leiden, Backhuys. 315-318.

Frey, B.; Brunner, I.; Christie, P.; Wiemken, A.; Mäder, P., 1998: The use of polytetrafluorethylene (PTFE) hydrophobic membranes to study transport of 15N by Mycorrhizal Hyphae. In: Varma, A. (eds), 1998: Mycorrhiza Manual. Berlin, Springer. 151-158.

Scheidegger, C.; Frey, B.; Schroeter, B., 1997: Cellular water uptake, translocation and PSII activation during rehydration of desiccated Lobaria pulmonaria and Nephroma bellum. In: Kappen, L. (eds), 1997: New Species and Novel Aspects in Ecology and Physiology of Lichens. Berlin, Stuttgart, Cramer. 105-117.

Scheidegger, C.; Frey, B.; Zoller, S., 1995: Transplantation of symbiotic propagules and thallus fragments: methods for the conservation of threatened epiphytic lichen populations. In: 1995: 41-62.

Zimmermann, S.; Frey, B., 2002: Wie reagieren Bodenmikroorganismen auf Holzasche im Wald?. Informationsblatt Wald, 12: 4-5.

Frey, B.; Brunner, I., 2000: Schadstoffen in Baumwurzeln auf der Spur. Informationsblatt Wald, 4: 3-5.

Brunner, I.; Frey, B.; Scheidegger, C., 1997: Mykorrhizen: Symbiosen im Waldboden. Bündnerwald, 50, 3: 35-42.

Frey, B.; Scheidegger, C., 1997: Die Elektronenmikroskopie in der Umweltforschung. Bündnerwald, 50, 3: 7-22.

Frey, B.; Egli, S.; Scheidegger, C.; Ayer, F., 1997: Ornamentierung - Spiel der Natur?. Bündnerwald, 50, 3: 43-49.

Scheidegger, C.; Günthardt-Georg, M.S.; Frey, B., 1997: Blattoberflächen und Spaltöffnungen. Bündnerwald, 50, 3: 23-34.

Scheidegger, C.; Zoller, S.; Frey, B., 1997: Flechten - Artenschutz im Wald: Das Rasterelektronenmikroskop als Werkzeug in der Naturschutzforschung. Bündnerwald, 50, 3: 51-58.