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Volumn 89, Issue , 2015, Pages 113-121

Arbuscular mycorrhizal hyphae in grassland select for a diverse and abundant hyphospheric bacterial community involved in sulfonate desulfurization

Author keywords

Arbuscular mycorrhiza; Bacterial community; Hyphosphere; Sulfur mobilization

Indexed keywords

ACTINOBACTERIA; BACTERIA (MICROORGANISMS); FUNGI; GAMMAPROTEOBACTERIA;

EID: 84921867582     PISSN: 09291393     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.apsoil.2014.12.008     Document Type: Article
Times cited : (50)

References (55)
  • 2
    • 0030766529 scopus 로고    scopus 로고
    • Bacteria from rhizosphere and hyphosphere soils of different arbuscular-mycorrhizal fungi
    • Andrade G., Mihara K.L., Linderman R.G., Bethlenfalvay G.J. Bacteria from rhizosphere and hyphosphere soils of different arbuscular-mycorrhizal fungi. Plant Soil 1997, 192:71-79.
    • (1997) Plant Soil , vol.192 , pp. 71-79
    • Andrade, G.1    Mihara, K.L.2    Linderman, R.G.3    Bethlenfalvay, G.J.4
  • 3
    • 33644963370 scopus 로고    scopus 로고
    • Interactions between arbuscular mycorrhizal fungi and bacteria and their potential for stimulating plant growth
    • Artursson V., Finlay R.D., Jansson J.K. Interactions between arbuscular mycorrhizal fungi and bacteria and their potential for stimulating plant growth. Environ. Microbiol. 2006, 8:1-10.
    • (2006) Environ. Microbiol. , vol.8 , pp. 1-10
    • Artursson, V.1    Finlay, R.D.2    Jansson, J.K.3
  • 4
    • 0001925363 scopus 로고
    • Sulfonate S: a major form of forest soil organic sulfur
    • Autry A.R., Fitzgerald J.W. Sulfonate S: a major form of forest soil organic sulfur. Biol. Fertil. Soils 1990, 10:50-56.
    • (1990) Biol. Fertil. Soils , vol.10 , pp. 50-56
    • Autry, A.R.1    Fitzgerald, J.W.2
  • 5
    • 27444437777 scopus 로고    scopus 로고
    • Fungi associated with hair roots of Rhododendron lochiae (Ericaceae) in an Australian tropical cloud forest revealed by culturing and culture-independent molecular methods
    • Bougoure D.S., Cairney J.W.G. Fungi associated with hair roots of Rhododendron lochiae (Ericaceae) in an Australian tropical cloud forest revealed by culturing and culture-independent molecular methods. Environ. Microbiol. 2005, 7:1743-1754.
    • (2005) Environ. Microbiol. , vol.7 , pp. 1743-1754
    • Bougoure, D.S.1    Cairney, J.W.G.2
  • 6
    • 10444239295 scopus 로고    scopus 로고
    • Temporal temperature gradient gel electrophoresis (TTGE) as a tool for the characterization of arbuscular mycorrhizal fungi
    • Cornejo P., Azcón-Aguilar C., Miguel Barea J., Ferrol N. Temporal temperature gradient gel electrophoresis (TTGE) as a tool for the characterization of arbuscular mycorrhizal fungi. FEMS Microbiol. Lett. 2004, 241:265-270.
    • (2004) FEMS Microbiol. Lett. , vol.241 , pp. 265-270
    • Cornejo, P.1    Azcón-Aguilar, C.2    Miguel Barea, J.3    Ferrol, N.4
  • 7
    • 0001110101 scopus 로고
    • Bacterial and fungal activities in soil: separation of bacteria and fungi by a rapid fractionated centrifugation technique
    • Faegri A., Torsvik V.L., Goksoyr J. Bacterial and fungal activities in soil: separation of bacteria and fungi by a rapid fractionated centrifugation technique. Soil Biol Biochem. 1977, 9:105-112.
    • (1977) Soil Biol Biochem. , vol.9 , pp. 105-112
    • Faegri, A.1    Torsvik, V.L.2    Goksoyr, J.3
  • 8
    • 84907891590 scopus 로고    scopus 로고
    • The role of sulfur and phosphorus mobilizing bacteria in biochar induced growth promotion of Lolium perenne
    • Fox A., Kwapinski W., Griffiths B., Schmalenberger A. The role of sulfur and phosphorus mobilizing bacteria in biochar induced growth promotion of Lolium perenne. FEMS Microbiol. Ecol. 2014, 90:78-91.
    • (2014) FEMS Microbiol. Ecol. , vol.90 , pp. 78-91
    • Fox, A.1    Kwapinski, W.2    Griffiths, B.3    Schmalenberger, A.4
  • 9
    • 32944456535 scopus 로고    scopus 로고
    • Mycorrhiza helper bacteria: a promising model for the genomic analysis of fungal-bacterial interactions
    • Frey-Klett P., Garbaye J. Mycorrhiza helper bacteria: a promising model for the genomic analysis of fungal-bacterial interactions. New Phytol. 2005, 168:4-8.
    • (2005) New Phytol. , vol.168 , pp. 4-8
    • Frey-Klett, P.1    Garbaye, J.2
  • 10
    • 0027580147 scopus 로고
    • ITS primers with enhanced specificity for Basidiomycetes: application to the identification of mycorrhizae and rusts
    • Gardes M., Bruns T. ITS primers with enhanced specificity for Basidiomycetes: application to the identification of mycorrhizae and rusts. Mol. Ecol. 1993, 2:113-118.
    • (1993) Mol. Ecol. , vol.2 , pp. 113-118
    • Gardes, M.1    Bruns, T.2
  • 11
    • 0028817313 scopus 로고
    • Fatty acid methyl ester profiles for characterization of Glomalean fungi and their endomycorrhizae
    • Graham J.H., Hodge N.C., Morton J.B. Fatty acid methyl ester profiles for characterization of Glomalean fungi and their endomycorrhizae. Appl. Environ. Microbiol. 1995, 61:58-64.
    • (1995) Appl. Environ. Microbiol. , vol.61 , pp. 58-64
    • Graham, J.H.1    Hodge, N.C.2    Morton, J.B.3
  • 12
    • 0041562506 scopus 로고    scopus 로고
    • Chemotactic response of plant-growth-promoting bacteria towards roots of vesicular-arbuscular mycorrhizal tomato plants
    • Gupta Sood S. Chemotactic response of plant-growth-promoting bacteria towards roots of vesicular-arbuscular mycorrhizal tomato plants. FEMS Microbiol. Ecol. 2003, 45:219-227.
    • (2003) FEMS Microbiol. Ecol. , vol.45 , pp. 219-227
    • Gupta Sood, S.1
  • 14
    • 34848911162 scopus 로고    scopus 로고
    • Stenotrophomonas terrae sp. nov. and Stenotrophomonas humi sp. nov.: two nitrate-reducing bacteria isolated from soil
    • Heylen K., Vanparys B., Peirsegaele F., Lebbe L., De Vos P. Stenotrophomonas terrae sp. nov. and Stenotrophomonas humi sp. nov.: two nitrate-reducing bacteria isolated from soil. Int. J. Syst. Evol. Microbiol. 2007, 57:2056-2061.
    • (2007) Int. J. Syst. Evol. Microbiol. , vol.57 , pp. 2056-2061
    • Heylen, K.1    Vanparys, B.2    Peirsegaele, F.3    Lebbe, L.4    De Vos, P.5
  • 15
    • 77956380625 scopus 로고    scopus 로고
    • Substantial nitrogen acquisition by arbuscular mycorrhizal fungi from organic material has implications for N cycling
    • Hodge A., Fitter A.H. Substantial nitrogen acquisition by arbuscular mycorrhizal fungi from organic material has implications for N cycling. PNAS 2010, 107:13754-13759.
    • (2010) PNAS , vol.107 , pp. 13754-13759
    • Hodge, A.1    Fitter, A.H.2
  • 17
    • 1642343260 scopus 로고    scopus 로고
    • Microbial interactions in the mycorrhizosphere and their significance for sustainable agriculture
    • Johansson J.F., Paul L.R., Finlay R.D. Microbial interactions in the mycorrhizosphere and their significance for sustainable agriculture. FEMS Microbiol. Ecol. 2004, 48:1-13.
    • (2004) FEMS Microbiol. Ecol. , vol.48 , pp. 1-13
    • Johansson, J.F.1    Paul, L.R.2    Finlay, R.D.3
  • 18
    • 0032839219 scopus 로고    scopus 로고
    • Selective element deposits in maize colonized by a heavy metal tolerance conferring arbuscular mycorrhizal fungus
    • Kaldorf M., Kuhn A., Schröder W., Hildebrandt U., Bothe H. Selective element deposits in maize colonized by a heavy metal tolerance conferring arbuscular mycorrhizal fungus. J. Plant Physiol. 1999, 154:718-728.
    • (1999) J. Plant Physiol. , vol.154 , pp. 718-728
    • Kaldorf, M.1    Kuhn, A.2    Schröder, W.3    Hildebrandt, U.4    Bothe, H.5
  • 19
    • 4344693382 scopus 로고    scopus 로고
    • The role of microbes in plant sulphur supply
    • Kertesz M.A., Mirleau P. The role of microbes in plant sulphur supply. J. Exp. Bot. 2004, 55:1939-1945.
    • (2004) J. Exp. Bot. , vol.55 , pp. 1939-1945
    • Kertesz, M.A.1    Mirleau, P.2
  • 21
    • 0036006372 scopus 로고    scopus 로고
    • Community analysis of arbuscular mycorrhizal fungi associated with Ammophila arenaria in Dutch coastal sand dunes
    • Kowalchuk G.A., De Souza F.A., Van Veen J.A. Community analysis of arbuscular mycorrhizal fungi associated with Ammophila arenaria in Dutch coastal sand dunes. Mol. Ecol. 2002, 11:571-581.
    • (2002) Mol. Ecol. , vol.11 , pp. 571-581
    • Kowalchuk, G.A.1    De Souza, F.A.2    Van Veen, J.A.3
  • 24
    • 0036348767 scopus 로고    scopus 로고
    • Bacterial populations associated with mycelium of the arbuscular mycorrhizal fungus Glomus intraradices
    • Mansfeld-Giese K., Larsen J., Bødker L. Bacterial populations associated with mycelium of the arbuscular mycorrhizal fungus Glomus intraradices. FEMS Microbiol. Ecol. 2002, 41:133-140.
    • (2002) FEMS Microbiol. Ecol. , vol.41 , pp. 133-140
    • Mansfeld-Giese, K.1    Larsen, J.2    Bødker, L.3
  • 26
    • 0027460328 scopus 로고
    • Profiling of complex microbial populations by denaturing gradient gel electrophoresis analysis of polymerase chain reaction-amplified genes coding for 16S rRNA
    • Muyzer G., De Waal E., Uitterlindin A.G. Profiling of complex microbial populations by denaturing gradient gel electrophoresis analysis of polymerase chain reaction-amplified genes coding for 16S rRNA. Appl. Environ. Microbiol. 1993, 59:695-700.
    • (1993) Appl. Environ. Microbiol. , vol.59 , pp. 695-700
    • Muyzer, G.1    De Waal, E.2    Uitterlindin, A.G.3
  • 27
    • 0021971186 scopus 로고
    • A new medium for the enumeration and subculture of bacteria from potable water
    • Reasoner D.J., Geldreich E.E. A new medium for the enumeration and subculture of bacteria from potable water. Appl. Environ. Microbiol. 1985, 49:1-7.
    • (1985) Appl. Environ. Microbiol. , vol.49 , pp. 1-7
    • Reasoner, D.J.1    Geldreich, E.E.2
  • 29
    • 0028814217 scopus 로고
    • Effects of arbuscular-mycorrhizal Glomus species on drought tolerance: physiological and nutritional plant responses
    • Ruiz-Lozano J., Azcón R., Gomez M. Effects of arbuscular-mycorrhizal Glomus species on drought tolerance: physiological and nutritional plant responses. Appl. Environ. Microbiol. 1995, 61:456-460.
    • (1995) Appl. Environ. Microbiol. , vol.61 , pp. 456-460
    • Ruiz-Lozano, J.1    Azcón, R.2    Gomez, M.3
  • 30
    • 77952671546 scopus 로고    scopus 로고
    • Characterisation of microbial communities colonising the hyphal surfaces of arbuscular mycorrhizal fungi
    • Scheublin T.R., Sanders I.R., Keel C., van der Meer J.R. Characterisation of microbial communities colonising the hyphal surfaces of arbuscular mycorrhizal fungi. ISME J. 2010, 4:752-763.
    • (2010) ISME J. , vol.4 , pp. 752-763
    • Scheublin, T.R.1    Sanders, I.R.2    Keel, C.3    van der Meer, J.R.4
  • 31
    • 33846120159 scopus 로고    scopus 로고
    • Desulfurization of aromatic sulfonates by rhizosphere bacteria: high diversity of the asfA gene
    • Schmalenberger A., Kertesz M.A. Desulfurization of aromatic sulfonates by rhizosphere bacteria: high diversity of the asfA gene. Environ. Microbiol. 2007, 9:535-545.
    • (2007) Environ. Microbiol. , vol.9 , pp. 535-545
    • Schmalenberger, A.1    Kertesz, M.A.2
  • 32
    • 72949113850 scopus 로고    scopus 로고
    • Shifts in desulfonating bacterial communities along a soil chronosequence in the forefield of a receding glacier
    • Schmalenberger A., Noll M. Shifts in desulfonating bacterial communities along a soil chronosequence in the forefield of a receding glacier. FEMS Microbiol. Ecol. 2010, 71:208-217.
    • (2010) FEMS Microbiol. Ecol. , vol.71 , pp. 208-217
    • Schmalenberger, A.1    Noll, M.2
  • 33
    • 0035431143 scopus 로고    scopus 로고
    • Effect of primers hybridizing to different evolutionarily conserved regions of the small-subunit rRNA gene in PCR-based microbial community analyses and genetic profiling
    • Schmalenberger A., Schwieger F., Tebbe C.C. Effect of primers hybridizing to different evolutionarily conserved regions of the small-subunit rRNA gene in PCR-based microbial community analyses and genetic profiling. Appl. Environ. Microbiol. 2001, 67:3557-3563.
    • (2001) Appl. Environ. Microbiol. , vol.67 , pp. 3557-3563
    • Schmalenberger, A.1    Schwieger, F.2    Tebbe, C.C.3
  • 34
    • 34247874681 scopus 로고    scopus 로고
    • High unique diversity of sulfate-reducing prokaryotes characterized in a depth gradient in an acidic fen
    • Schmalenberger A., Drake H.L., Kuesel K. High unique diversity of sulfate-reducing prokaryotes characterized in a depth gradient in an acidic fen. Environ. Microbiol. 2007, 9:1317-1328.
    • (2007) Environ. Microbiol. , vol.9 , pp. 1317-1328
    • Schmalenberger, A.1    Drake, H.L.2    Kuesel, K.3
  • 35
    • 43449108851 scopus 로고    scopus 로고
    • The role of Variovorax and other Comamonadaceae in sulfur transformations by microbial wheat rhizosphere communities exposed to different sulfur fertilization regimes
    • Schmalenberger A., Hodge S., Bryant A., Hawkesford M.J., Singh B.K., Kertesz M.A. The role of Variovorax and other Comamonadaceae in sulfur transformations by microbial wheat rhizosphere communities exposed to different sulfur fertilization regimes. Environ. Microbiol. 2008, 10:1486-1500.
    • (2008) Environ. Microbiol. , vol.10 , pp. 1486-1500
    • Schmalenberger, A.1    Hodge, S.2    Bryant, A.3    Hawkesford, M.J.4    Singh, B.K.5    Kertesz, M.A.6
  • 36
    • 77955562095 scopus 로고    scopus 로고
    • Sulfate treatment affects desulfonating bacterial community structures in Agrostis rhizospheres as revealed by functional gene analysis based on asfA
    • Schmalenberger A., Telford A., Kertesz M.A. Sulfate treatment affects desulfonating bacterial community structures in Agrostis rhizospheres as revealed by functional gene analysis based on asfA. Eur. J. Soil Biol. 2010, 46:248-254.
    • (2010) Eur. J. Soil Biol. , vol.46 , pp. 248-254
    • Schmalenberger, A.1    Telford, A.2    Kertesz, M.A.3
  • 38
    • 0026513188 scopus 로고
    • Specific amplification of 18S fungal ribosomal genes from vesicular-arbuscular endomycorrhizal fungi colonizing roots
    • Simon L., Lalonde M., Bruns T. Specific amplification of 18S fungal ribosomal genes from vesicular-arbuscular endomycorrhizal fungi colonizing roots. Appl. Environ. Microbiol. 1992, 58:291-295.
    • (1992) Appl. Environ. Microbiol. , vol.58 , pp. 291-295
    • Simon, L.1    Lalonde, M.2    Bruns, T.3
  • 39
    • 3343005637 scopus 로고    scopus 로고
    • Unravelling rhizosphere-microbial interactions: opportunities and limitations
    • Singh B.K., Millard P., Whiteley A.S., Murrell J.C. Unravelling rhizosphere-microbial interactions: opportunities and limitations. Trends Microbiol. 2004, 12:386-393.
    • (2004) Trends Microbiol. , vol.12 , pp. 386-393
    • Singh, B.K.1    Millard, P.2    Whiteley, A.S.3    Murrell, J.C.4
  • 41
    • 33750403801 scopus 로고    scopus 로고
    • RAxML-VI-HPC: maximum likelihood-based phylogenetic analyses with thousands of taxa and mixed models
    • Stamatakis A. RAxML-VI-HPC: maximum likelihood-based phylogenetic analyses with thousands of taxa and mixed models. Bioinformatics 2006, 22:2688-2690.
    • (2006) Bioinformatics , vol.22 , pp. 2688-2690
    • Stamatakis, A.1
  • 42
    • 30344466051 scopus 로고    scopus 로고
    • From Lamarckian fertilizers to fungal castles: recapturing the pre-1985 literature on endophytic and saprotrophic fungi associated with ectomycorrhizal root systems
    • Summerbell R.C. From Lamarckian fertilizers to fungal castles: recapturing the pre-1985 literature on endophytic and saprotrophic fungi associated with ectomycorrhizal root systems. Stud. Mycol. 2005, 53:191-256.
    • (2005) Stud. Mycol. , vol.53 , pp. 191-256
    • Summerbell, R.C.1
  • 43
    • 13844256951 scopus 로고    scopus 로고
    • Arbuscular mycorrhiza and Collembola interact in affecting community composition of saprotrophic microfungi
    • Tiunov A.V., Scheu S. Arbuscular mycorrhiza and Collembola interact in affecting community composition of saprotrophic microfungi. Oecologia 2005, 142:636-642.
    • (2005) Oecologia , vol.142 , pp. 636-642
    • Tiunov, A.V.1    Scheu, S.2
  • 44
    • 34447498691 scopus 로고    scopus 로고
    • Influence of arbuscular mycorrhizal mycelial exudates on soil bacterial growth and community structure
    • Toljander J.F., Lindahl B.D., Paul L.R., Elfstrand M., Finlay R.D. Influence of arbuscular mycorrhizal mycelial exudates on soil bacterial growth and community structure. FEMS Microbiol. Ecol. 2007, 61:295-304.
    • (2007) FEMS Microbiol. Ecol. , vol.61 , pp. 295-304
    • Toljander, J.F.1    Lindahl, B.D.2    Paul, L.R.3    Elfstrand, M.4    Finlay, R.D.5
  • 45
    • 47249122627 scopus 로고    scopus 로고
    • Community analysis of arbuscular mycorrhizal fungi and bacteria in the maize mycorrhizosphere in a long-term fertilization trial
    • Toljander J.F., Santos-Gonzalez J.C., Tehler A., Finlay R.D. Community analysis of arbuscular mycorrhizal fungi and bacteria in the maize mycorrhizosphere in a long-term fertilization trial. FEMS Microbiol. Ecol. 2008, 65:323-338.
    • (2008) FEMS Microbiol. Ecol. , vol.65 , pp. 323-338
    • Toljander, J.F.1    Santos-Gonzalez, J.C.2    Tehler, A.3    Finlay, R.D.4
  • 46
    • 34249836741 scopus 로고
    • The role of mycorrhiza in plant populations and communities
    • Tommerup I. The role of mycorrhiza in plant populations and communities. Mycorrhiza 1992, 1:123-125.
    • (1992) Mycorrhiza , vol.1 , pp. 123-125
    • Tommerup, I.1
  • 47
    • 77956119600 scopus 로고    scopus 로고
    • Long-term phosphorus grassland experiment for beef production - impacts on soil phosphorus levels and liveweight gains
    • Tunney H., Kirwan L., Fu W., Culleton N., Black A. Long-term phosphorus grassland experiment for beef production - impacts on soil phosphorus levels and liveweight gains. Soil Use Manage 2010, 26:237-244.
    • (2010) Soil Use Manage , vol.26 , pp. 237-244
    • Tunney, H.1    Kirwan, L.2    Fu, W.3    Culleton, N.4    Black, A.5
  • 48
    • 0030609575 scopus 로고    scopus 로고
    • 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
    • Vilariño A., Frey B., Shüepp H. 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. Biol. Fertil. Soils 1997, 25:79-81.
    • (1997) Biol. Fertil. Soils , vol.25 , pp. 79-81
    • Vilariño, A.1    Frey, B.2    Shüepp, H.3
  • 49
    • 80052798701 scopus 로고    scopus 로고
    • Belowground biodiversity effects of plant symbionts support aboveground productivity
    • Wagg C., Jansa J., Schmid B., van der Heijden M.G. Belowground biodiversity effects of plant symbionts support aboveground productivity. Ecol. Lett. 2011, 14:1001-1009.
    • (2011) Ecol. Lett. , vol.14 , pp. 1001-1009
    • Wagg, C.1    Jansa, J.2    Schmid, B.3    van der Heijden, M.G.4
  • 50
    • 49449089387 scopus 로고    scopus 로고
    • Selection of bacterial populations in the mycosphere of Laccaria proxima: is type III secretion involved?
    • Warmink J.A., van Elsas J.D. Selection of bacterial populations in the mycosphere of Laccaria proxima: is type III secretion involved?. ISME J. 2008, 2:887-900.
    • (2008) ISME J. , vol.2 , pp. 887-900
    • Warmink, J.A.1    van Elsas, J.D.2
  • 51
    • 79951683611 scopus 로고    scopus 로고
    • Hitchhikers on the fungal highway: the helper effect for bacterial migration via fungal hyphae
    • Warmink J.A., Nazir R., Corten B., van Elsas J.D. Hitchhikers on the fungal highway: the helper effect for bacterial migration via fungal hyphae. Soil Biol. Biochem. 2011, 43:760-765.
    • (2011) Soil Biol. Biochem. , vol.43 , pp. 760-765
    • Warmink, J.A.1    Nazir, R.2    Corten, B.3    van Elsas, J.D.4
  • 53
    • 0031936735 scopus 로고    scopus 로고
    • A survey of soils for aggregate stability and glomalin, a glycoprotein produced by hyphae of arbuscular mycorrhizal fungi
    • Wright S., Upadhyaya A. A survey of soils for aggregate stability and glomalin, a glycoprotein produced by hyphae of arbuscular mycorrhizal fungi. Plant Soil 1998, 198:97-107.
    • (1998) Plant Soil , vol.198 , pp. 97-107
    • Wright, S.1    Upadhyaya, A.2
  • 54
    • 0037339616 scopus 로고    scopus 로고
    • Bacteria associated with Glomus clarum spores influence mycorrhizal activity
    • Xavier L.J., Germida J.J. Bacteria associated with Glomus clarum spores influence mycorrhizal activity. Soil Biol. Biochem. 2003, 35:471-478.
    • (2003) Soil Biol. Biochem. , vol.35 , pp. 471-478
    • Xavier, L.J.1    Germida, J.J.2
  • 55
    • 38649142473 scopus 로고    scopus 로고
    • The unseen majority: soil microbes as drivers of plant diversity and productivity in terrestrial ecosystems
    • van der Heijden M.G.A., Bardgett R.D., van Straalen N.M. The unseen majority: soil microbes as drivers of plant diversity and productivity in terrestrial ecosystems. Ecol. Lett. 2008, 11:296-310.
    • (2008) Ecol. Lett. , vol.11 , pp. 296-310
    • van der Heijden, M.G.A.1    Bardgett, R.D.2    van Straalen, N.M.3


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