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dc.contributor.authorKulli, B.-
dc.contributor.authorBerli, M.-
dc.contributor.authorGysi, M.-
dc.contributor.authorSchulin, R.-
dc.contributor.authorFlühler, H.-
dc.date.accessioned2018-10-25T12:39:30Z-
dc.date.available2018-10-25T12:39:30Z-
dc.date.issued2000-
dc.identifier.isbn978-3-923381-44-9de_CH
dc.identifier.isbn978-3-510-65371-3de_CH
dc.identifier.issn0722-0723de_CH
dc.identifier.urihttps://digitalcollection.zhaw.ch/handle/11475/12130-
dc.description.abstractHeavy equipment used for the construction of long distance gas pipelines may cause severe and persistent subsoil compaction of arable land. In this project, the effects of compaction on the flow paths of water in the soil were studied. Water stained by a dye tracer was infiltrated into compacted and non compacted soil plots at three field sites. The distribution of the dye in the soil profiles was subsequently recorded by photographs, and digital image processing was used to analyse the flow patterns. After a geometric correction and a correction of the illumination, the colour values of the digital image were used to classify each pixel of the image as either stained or unstained. The resulting binary images, which map the area covered by the dye on the profiles were compared. We found, that the infiltration patterns responded sensitively to compaction. In many cases there was no effect of the heavy machinery on the water flow in the subsoil. This results agree with measurements of pre compaction stress and bulk density. A clear effect of the compaction on the water transport was found in the topsoil. The infiltration was reduced and the water was forced into preferential flow paths, mainly wormholes. Wetting of the main root zone decreased because the water bypassed a large part of the soil matrix.de_CH
dc.language.isoende_CH
dc.publisherCatenade_CH
dc.relation.ispartofAdvances in Geoecologyde_CH
dc.rightsLicence according to publishing contractde_CH
dc.subjectSoil compactionde_CH
dc.subjectDye tracer experimentde_CH
dc.subjectDigital image analysisde_CH
dc.subjectInfiltration patternde_CH
dc.subject.ddc630: Landwirtschaftde_CH
dc.titleSubsoil compaction on agricultural land by heavy construction machinery : soil physical aspectsde_CH
dc.typeKonferenz: Paperde_CH
dcterms.typeTextde_CH
zhaw.departementLife Sciences und Facility Managementde_CH
zhaw.organisationalunitInstitut für Umwelt und Natürliche Ressourcen (IUNR)de_CH
zhaw.publisher.placeReiskirchende_CH
zhaw.conference.detailsInternational Workshop on Subsoil Compaction, Kiel, Germany, March 1999de_CH
zhaw.funding.euNode_CH
zhaw.originated.zhawNode_CH
zhaw.pages.end283de_CH
zhaw.pages.start278de_CH
zhaw.parentwork.editorHorn, R.-
zhaw.publication.statuspublishedVersionde_CH
zhaw.volume32de_CH
zhaw.publication.reviewNot specifiedde_CH
zhaw.title.proceedingsSubsoil Compaction : Distribution, Processes and Consequencesde_CH
zhaw.webfeedBodenökologiede_CH
Appears in collections:Publikationen Life Sciences und Facility Management

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Kulli, B., Berli, M., Gysi, M., Schulin, R., & Flühler, H. (2000). Subsoil compaction on agricultural land by heavy construction machinery : soil physical aspects [Conference paper]. In R. Horn (Ed.), Advances in Geoecology (Vol. 32, pp. 278–283). Catena.
Kulli, B. et al. (2000) ‘Subsoil compaction on agricultural land by heavy construction machinery : soil physical aspects’, in R. Horn (ed.) Advances in Geoecology. Reiskirchen: Catena, pp. 278–283.
B. Kulli, M. Berli, M. Gysi, R. Schulin, and H. Flühler, “Subsoil compaction on agricultural land by heavy construction machinery : soil physical aspects,” in Advances in Geoecology, 2000, vol. 32, pp. 278–283.
KULLI, B., M. BERLI, M. GYSI, R. SCHULIN und H. FLÜHLER, 2000. Subsoil compaction on agricultural land by heavy construction machinery : soil physical aspects. In: R. HORN (Hrsg.), Advances in Geoecology. Conference paper. Reiskirchen: Catena. 2000. S. 278–283. ISBN 978-3-923381-44-9
Kulli, B., M. Berli, M. Gysi, R. Schulin, and H. Flühler. 2000. “Subsoil Compaction on Agricultural Land by Heavy Construction Machinery : Soil Physical Aspects.” Conference paper. In Advances in Geoecology, edited by R. Horn, 32:278–83. Reiskirchen: Catena.
Kulli, B., et al. “Subsoil Compaction on Agricultural Land by Heavy Construction Machinery : Soil Physical Aspects.” Advances in Geoecology, edited by R. Horn, vol. 32, Catena, 2000, pp. 278–83.


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