Местоположение издательства:Wageningen, The Netherlands
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Аннотация:The microsatellite analysis of 86 Phytophthora infestans isolates collected in 2008-2011 from potato and tomato fields of six regions of Russian Federation (Moscow, Nizhni Novgorod, Leningrad, Kostroma, Smolensk, and Astrakhan) has been first carried out using 12 common SSR primers. In addition, the RG57 fingerprinting of 74 isolates from the same collection has been performed along with the mtDNA haplotyping, allozyme analysis (Pep and Gpi loci), and determination of the mating type and metalaxyl resistance. The total number of revealed RG57 genotypes is 25 varying from 1 to 11 per population; their comparison with the data obtained for the Russian populations of 1997-1998 reveal one common genotype. The total number of SSR multilocus genotypes (MLGs) makes 47; the number of MLGs per population varied from 2 to 16. In both cases, the Moscow “potato” population was the most diverse (11 and 16 RG57 and SSR MLGs, respectively). According to the SSR study, both “tomato” populations are the most different to other populations; populations from the central Russia are the most similar. The obtained data revise our earlier ideas about the uniformity of some of the populations studied and are planned to be added to the Eucablight database. http://euroblight.net/fileadmin/euroblight/Publications/EuroBlight_Proceedings_2014_HR.pdf