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dc.contributor.author
Rocca, Margarita
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dc.contributor.author
Greco, Nancy Mabel
dc.date.available
2017-01-13T17:36:00Z
dc.date.issued
2012-10
dc.identifier.citation
Rocca, Margarita; Greco, Nancy Mabel; Sampling plans for aphids and their parasitoids in blueberry fields in Argentina; Taylor & Francis Ltd; International Journal Of Pest Management; 58; 4; 10-2012; 321-330
dc.identifier.issn
0967-0874
dc.identifier.uri
http://hdl.handle.net/11336/11299
dc.description.abstract
Densities of aphids (Aphis gossypii and A. spiraecola) and mummified aphids at different phenological stages of a blueberry crop were estimated for the purpose of developing sampling plans. Our data set comprised 99 samples taken during the period 2006–2008 in four fields in Buenos Aires Province, Argentina. Estimation of population density based on the proportion of sample units infested by individuals was investigated. We also calculated the minimum number of sample units to estimate the density of individuals on buds and buds þ flowers using enumerative sampling. The relative precision of both methods was compared. Moreover, an enumerative sequential sampling protocol was developed. The presence–absence sampling plan gave density estimates with large variances (as measured by confidence intervals and large standard errors). The aggregation of mummies was similar on buds and buds þ flowers, so the required number of sample units for density estimates was the same. Relative precision of estimates was much lower for the presence–absence sampling than the enumerative sampling, even at intermediate densities. An enumerative sequential plan would be the most appropriate and useful method in management plans for aphids and mummified aphids in blueberries.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Taylor & Francis Ltd
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dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Aphis Gossypii
dc.subject
Aphis Spiraecola
dc.subject
Enumerative Sampling Plan
dc.subject
Mummified Aphids
dc.subject
Presence-Absence Sampling Plan
dc.subject
Vaccinium Corymbosum
dc.subject.classification
Otras Ciencias Naturales y Exactas
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dc.subject.classification
Otras Ciencias Naturales y Exactas
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dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
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dc.title
Sampling plans for aphids and their parasitoids in blueberry fields in Argentina
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2017-01-13T14:00:20Z
dc.identifier.eissn
1366-5863
dc.journal.volume
58
dc.journal.number
4
dc.journal.pagination
321-330
dc.journal.pais
Reino Unido
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dc.journal.ciudad
Milton Park
dc.description.fil
Fil: Rocca, Margarita. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico la Plata. Centro de Estudios Parasitológicos y de Vectores (i); Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina
dc.description.fil
Fil: Greco, Nancy Mabel. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico la Plata. Centro de Estudios Parasitológicos y de Vectores (i); Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina
dc.journal.title
International Journal Of Pest Management
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dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1080/09670874.2012.705917
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://www.tandfonline.com/doi/abs/10.1080/09670874.2012.705917
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