UNLABELLED Members of the family Partitiviridae have bisegmented double-stranded RNA (dsRNA) genomes and are not generally known to cause obvious symptoms in their natural hosts. An unusual partitivirus, Sclerotinia sclerotiorum partitivirus 1 (SsPV1/WF-1), conferred hypovirulence on its natural plant-pathogenic fungal host, Sclerotinia sclerotiorum strain WF-1. Cellular organelles, including m...

Nas regiões Centro-Oeste e Sul do Brasil, a cultura da erva-mate (Ilex paraguariensis) constitui-se uma importante fonte de extrativismo florestal, além diversificar renda, principalmente na agricultura familiar. A erva-mate, como outras espécies florestais, é infectada por diversos patógenos, o gênero Fusarium, causador podridão-de-raízes. Os patógenos possuem ampla variabilidade genética, mes...

Fusarium solain is the most important pathogen of huge range of plant hosts, especially potato in the word, which causes tuber rot in storage and root rot of potato plants in fields. Fifty four isolates from potato, bean, chickpea and cucurbit (melon, watermelon and cucumber) was subjected in a study through analysis of vegetative compatibility groups (VCGs) and rep-PCR DNA fingerprinting. Nit ...

in order to select of the best nectarine cultivars in meshkinshahr environmental condition, 11 cultivars of nectarines (including: independence, star redgold, stark sunglow, sanking, quata, shabrang e karaj, germez-e-paeez-e-mashad and 4 new imported cultivars including: winberger, vega, orion and gioia) were grafted on misory peach rootstock. cultivars were planted in randomized complete block...

Verticillium dahliae is a soil-borne phytopathogen and the causal agent of wilt. It affects many agriculturally important crops around world, including cotton. In Australia, billion-dollar cotton industry increasingly impacted by Internationally it has been reported that defoliating V. Vegetative Compatibility Group (VCG) 1A causes severe damage to Australia however, non-defoliating VCG2A causi...