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Response of grapevine CV. “Tinta roriz” (Vitis vinifera L.) to moderate irrigation in the Douro Region, Portugal

dc.contributor.authorRibeiro, A.C.
dc.contributor.authorAndrade, João Verdial
dc.date.accessioned2012-07-09T09:28:07Z
dc.date.available2012-07-09T09:28:07Z
dc.date.issued2010
dc.description.abstractThe behaviour of cv. “Tinta Roriz” (Vitis vinifera L.), was studied when moderate drip irrigation was applied from veraison to harvest. Field studies were conducted during three growing seasons (2006-2008) in a commercial vineyard located in the Douro region, Portugal. Experimental layout consisted in the measurement of physiological and agronomic parameters in vines submitted to three different irrigation treatments: 0R was non-irrigation, 2R and 4R were irrigated with a constant fraction of reference evapotranspiration of 0.2 and 0.4, respectively. The results showed that moderate irrigation improved plant water status, leaf photosynthesis and transpiration. Yield components and pruning weights had a significant increase, only in the 2008 growing season, in 4R irrigated treatment. There were no significant differences between treatments in the accumulation of sugar, titratable acidity and pH in berries. The total phenols and the colour intensity showed a tendency, not significant, to decrease in irrigated treatments.por
dc.identifier.citationRibeiro, A.C.; Andrade, J.V. (2010). Response of grapevine CV. “Tinta roriz” (Vitis vinifera L.) to moderate irrigation in the Douro Region, Portugal. In VIII International Terroir Congress. Soave
dc.identifier.urihttp://hdl.handle.net/10198/7149
dc.language.isoengpor
dc.peerreviewedyespor
dc.subjectDeficit irrigationpor
dc.subjectGrapevinepor
dc.subjectYield componentspor
dc.subjectMust compositionpor
dc.titleResponse of grapevine CV. “Tinta roriz” (Vitis vinifera L.) to moderate irrigation in the Douro Region, Portugalpor
dc.typeconference object
dspace.entity.typePublication
oaire.citation.conferencePlaceSoavepor
oaire.citation.titleVIII International Terroir Congresspor
person.familyNameCastro Ribeiro
person.familyNameVerdial Andrade
person.givenNameAntónio
person.givenNameJoão Luís
person.identifier.ciencia-id9D19-E833-BE97
person.identifier.orcid0000-0002-8280-9027
person.identifier.orcid0000-0002-5809-413X
person.identifier.scopus-author-id55210790800
rcaap.rightsopenAccesspor
rcaap.typeconferenceObjectpor
relation.isAuthorOfPublicationb7ecf809-561e-40ce-86b0-603a60433710
relation.isAuthorOfPublication8da5730a-fd13-4d9e-92a9-097b8156a42e
relation.isAuthorOfPublication.latestForDiscoveryb7ecf809-561e-40ce-86b0-603a60433710

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