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dc.contributor.author
Madrassi, Lucas Martín
dc.contributor.author
Alvarenga, Adriana Elizabet
dc.contributor.author
Vedoya, Maria Celina
dc.date.available
2024-08-05T10:21:08Z
dc.date.issued
2024-06
dc.identifier.citation
Madrassi, Lucas Martín; Alvarenga, Adriana Elizabet; Vedoya, Maria Celina; Antagonistic activity of biocontrol agent Trichoderma spp. against Fusarium sp., the causal agent of Ananas comosus fruitlet rot; Universidad Yachay Tech; Bionatura; 1; 2; 6-2024; 1-16
dc.identifier.issn
1390-9347
dc.identifier.uri
http://hdl.handle.net/11336/241632
dc.description.abstract
Pineapple (Ananas comosus) is a significant crop, with an annual production exceeding 25 million tons. How-ever, fusariosis can severely impact its cultivation, a fungal disease that causes fruitlet rot and results in sub-stantial yield losses. To decrease dependency on chemical control methods, biocontrol agents (BCAs) present a promising alternative. Among these, Trichoderma species are noteworthy due to their diverse antagonistic mechanisms. The efficacy of each mechanism can be assessed through fungal confrontation assays. This study aimed to isolate, identify, and evaluate in-vitro nine Trichoderma spp. strains as potential BCAs against Fusarium sp. associated with pineapple fruitlet rot. The antagonistic fungi were isolated from rhizosphere soils in both open-field and greenhouse pineapple farms in Misiones province, Argentina. Identification of the fungi required both morphologic and genetic data. In the in-vitro assays, the capabilities for direct competition for substratum, production of metabolites, and mycoparasitism were evaluated. The results indicated that iso-lates T. harzianum TC7, T. harzianum TC9, T. asperellum TU3, and T. asperellum TU4 had statistically su-perior inhibitory effects against Fusarium sp. These isolates can be potentially used in formulating natural fungicides to reduce pineapple fruitlet rot caused by Fusarium, promoting sustainable production practices.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Universidad Yachay Tech
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
PINEAPPLE
dc.subject
METABOLITES
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MYCOPARASITISM
dc.subject
ITS REGION
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Biotecnología Agrícola y Biotecnología Alimentaria
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Biotecnología Agropecuaria
dc.subject.classification
CIENCIAS AGRÍCOLAS
dc.title
Antagonistic activity of biocontrol agent Trichoderma spp. against Fusarium sp., the causal agent of Ananas comosus fruitlet rot
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2024-08-05T09:43:38Z
dc.identifier.eissn
1390-9355
dc.journal.volume
1
dc.journal.number
2
dc.journal.pagination
1-16
dc.journal.pais
Ecuador
dc.description.fil
Fil: Madrassi, Lucas Martín. Universidad Nacional de Misiones. Facultad de Cs.exactas Químicas y Naturales. Departamento de Bioquímica Clinica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Nordeste; Argentina
dc.description.fil
Fil: Alvarenga, Adriana Elizabet. Universidad Nacional de Misiones. Facultad de Cs.exactas Químicas y Naturales. Departamento de Bioquímica Clinica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Nordeste; Argentina
dc.description.fil
Fil: Vedoya, Maria Celina. Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales; Argentina
dc.journal.title
Bionatura
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://bionaturajournal.com/2024.01.02.11.html
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.21931/BJ/2024.02.01.11
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