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| Almeida,Álvaro M. R.; Abdelnoor,Ricardo V.; Arias,Carlos A. Arrabal; Carvalho,Valdemar P.; Jacoud Filho,David S.; Marin,Silvana R. R.; Benato,Luís C.; Pinto,Mauro C.; Carvalho,Cláudio G. P.. |
| Macrophomina phaseolina has been considered one of the most prevalent soybean (Glycine max) pathogens in Brazil. No genetic resistance has been determined in soybean and very little is known about the genetic diversity of this pathogen in tropical and sub-tropical regions. Fifty-five isolates from soybean roots were collected in different regions and analyzed through RAPD for genetic diversity. The UPGMA cluster analysis for 74 loci scored permitted identification of three divergent groups with an average similarity of 99%, 92% and 88%, respectively. The three groups corresponded to 5.45%, 59.95% and 34.6%, respectively of all isolates used. A single plant had three different haplotypes, while 10.9% of the analyzed plants had two different haplotypes. In... |
| Tipo: Info:eu-repo/semantics/article |
Palavras-chave: RAPD; ITS; PCR-RFLP; Soybean charcoal rot. |
| Ano: 2003 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-41582003000300009 |
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