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dc.creatorCatão,Hugo César Rodrigues Moreira
dc.creatorSales,Nilza de Lima Pereira
dc.creatorAzevedo,Daiana Maria Queiroz
dc.creatorFlavio,Nicoletta Stefânia Dias da Silva
dc.creatorMenezes,João Batista de Campos
dc.creatorBarbosa,Letícia Vieira
dc.creatorMartinez,Roberto Antonio Savelli
dc.date2013-10-01
dc.date.accessioned2019-04-24T21:25:08Z
dc.date.available2019-04-24T21:25:08Z
dc.identifierhttps://scielo.conicyt.cl/scielo.php?script=sci_arttext&pid=S0718-34292013000300004
dc.identifier.urihttp://revistaschilenas.uchile.cl/handle/2250/57498
dc.descriptionThis study aimed to characterize the in vitro effect of different products on the mycelial growth and conidial germination of Alternaria tomatophila, the etiologic agent of tomato early blight. The experiment was installed using a completely randomized design, in factorial scheme 5x4, with five levels of concentration (0%, 25%, 50%, 75% and 100% of the commercial recommended doses) x 4 products (cymoxanil + mancozeb, copper oxychloride, potassium phosphite 0-28-26 and biofertilizer) in four replicates. The products were added and homogenized to the PDA mean, to evaluate the inhibition of mycelial growth and incorporated in agar-water mean to test inhibition of conidial germination. The fungicide cymoxanil + mancozeb and the potassium phosphite 0-28-26 were the best evaluated products totally inhibiting the mycelial growth; the copper oxychloride was shown to be intermediary while the biofertilizer was less effective. The products behaved in a similar way in the conidial germination. The fungicide cymoxanil + mancozeb and the phosphite stood out, followed by copper oxychloride and the biofertilizer, however, the products did not completely inhibited the conidial germination of A. tomatophila.
dc.formattext/html
dc.languageen
dc.publisherUniversidad de Tarapacá. Facultad de Ciencias Agronómicas
dc.relation10.4067/S0718-34292013000300004
dc.rightsinfo:eu-repo/semantics/openAccess
dc.sourceIdesia (Arica) v.31 n.3 2013
dc.subjectearly blight
dc.subjectin vitro control
dc.subjectmycelial growth
dc.subjectconidia
dc.subjecttomato
dc.titleFungicides and alternative products in the mycelial growth and germination control of Alternaria tomatophila


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