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Biological control of Prays Oleae (BERN.) By chrysopids in tras-os-Montes region (Northeastern Portugal)

dc.contributor.authorBento, Albino
dc.contributor.authorLopes, J.
dc.contributor.authorTorres, L.
dc.contributor.authorPassos-Coelho, P.
dc.date.accessioned2015-06-23T08:28:32Z
dc.date.available2015-06-23T08:28:32Z
dc.date.issued1999
dc.description.abstractA study was carried out in an olive grove in the Tras-os-Montes region, in the period 1993 to 1996 to establish the rate of predation of chrysopids on Prays oleae (Bern.) eggs. Data on a trial conducted in 1996 to evaluate the effectiveness of field releases of Chrysoperla carnea (Steph.) in controlling eggs of the carpophagous generation of the pest are also reported. Six species of Chrysopidae have been collected. The most abundant were C. carnea and Mallada flavifrons (Brauer) which together represented about 74% of total captures. The main period of adult catches occurred between July and October. The rate of predation by chrysopids on P. oleae eggs varied among different generations of the pest and in different years, reaching 34% for the carpophagous generation in 1996. The potential damage that might be expected from the studied population of P. oleae was almost halved by releasing 360 larvae of C. carnea per tree.por
dc.description.sponsorshipPAMAF lED no 6117por
dc.identifier.citationBento, A.; Lopes, J.; Torres, L.; Passos-Carvalho, P. (1999). Biological control of Prays Oleae (BERN.) by chrysopids in Tras-os-Montes region (Northeastern Portugal). In III International Symposium on Olive Growing e Acta Horticulturae. ISSN 0567-7572. 474, p. 535-539por
dc.identifier.issn0567-7572
dc.identifier.urihttp://hdl.handle.net/10198/11895
dc.language.isoengpor
dc.peerreviewedyespor
dc.publisherISHSpor
dc.subjectEgg predationpor
dc.subjectField releasespor
dc.subjectOlive mothpor
dc.titleBiological control of Prays Oleae (BERN.) By chrysopids in tras-os-Montes region (Northeastern Portugal)por
dc.typeconference paper
dspace.entity.typePublication
oaire.citation.endPage539por
oaire.citation.startPage535por
oaire.citation.volume474por
person.familyNameBento
person.givenNameAlbino
person.identifier.ciencia-idD516-325A-9AD7
person.identifier.orcid0000-0001-5215-785X
person.identifier.ridN-9706-2016
person.identifier.scopus-author-id35247694000
rcaap.rightsopenAccesspor
rcaap.typeconferenceObjectpor
relation.isAuthorOfPublication233115be-9d46-49d0-8b7d-2d64406d64a0
relation.isAuthorOfPublication.latestForDiscovery233115be-9d46-49d0-8b7d-2d64406d64a0

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