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Mayra I. Grano-Maldonado,Rosalio Ramos-Payan,Fernando Rivera-Chaparro,Maribel Aguilar-Medina,José, Geovanni Romero-Quintana,Amparo Rodrí,guez-Santiago,Mario Nieves-Soto 한국식물병리학회 2021 Plant Pathology Journal Vol.37 No.5
The aim of this study was to characterize potential fun- gal species affecting mangrove species in Mexico. The phytopathogens were identified based on morphologi- cal and molecular characteristics using internal tran- scribed spacer (ITS1/ITS4) primers then sequenced and compared with the other related sequences in GenBank (NCBI). Three fungal species were identified as Colletotrichum queenslandicum (Weir and Johnst, 2012) from black mangrove (Avicennia germinans); Colletotrichum ti (Weir and Johnst, 2012) from white mangrove (Laguncularia racemosa) and buttonwood mangrove (Conocarpus erectus); Fusarium equiseti (Corda) from red mangrove (Rhizophora mangle). In addition, C. ti and F. equiseti were identified from man- go Mangifera indica L. sampled close by the mangrove area. This study provides first evidence of anthracnose on four mangrove species caused by Colletotrichum and Fusarium species in the “Términos” coastal lagoon in Campeche State southern Mexico. This is the first time that C. queenslandicum and C. ti are reported in Mexico. F. equiseti has not been reported affecting M. indica and R. mangle until the present work. Little is known regarding fungal diseases affecting mangroves in Mexico. These ecosystems are protected by Mexican laws and may be threatened by these pathogenic fungus. This is the first report of the effect of Trichoderma harzianum TRICHO-SIN as an effective biological con- trol against of Colletotrichum and Fusarium species.