WebMay 28, 2013 · Phytophthora infestans, the cause of potato late blight, is infamous for having triggered the Irish Great Famine in the 1840s.Until the late 1970s, P. infestans diversity outside of its Mexican center of origin was low, and one scenario held that a single strain, US-1, had dominated the global population for 150 years; this was later challenged … WebMay 23, 2013 · What the researchers found surprised them: The genetic signature of the blight that was extracted from the Irish potato plants did not match up exactly with US-1. …

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WebSep 9, 2009 · The genome of Phytophthora infestans, the pathogen that triggered the Irish potato famine in the nineteenth century, has been sequenced. It remains a devastating … WebWith almost no genetic diversity in the potato crops, the water mold rapidly spread throughout Ireland, ruthlessly exploiting the identically vulnerable plants. This lead to … small green laundry room ideas

GMO potatoes: Is the biodiversity shortcut worth it? Grist

Web2D). During sexual reproduction (outcrossing), genetic re-combination occurs as the oospore is formed and leads to genetic diversity in subsequent generations of the pathogen [12]. 2. The unsolved mysteries of potato late blight: sexual reproduction, centers of origins and migrations It has been proposed that the center of origin and diversity WebThe potato demonstrates a well-known example of the risks of low crop diversity: the tragic Irish potato famine when the single variety grown in Ireland became susceptible to a potato blight, wiping out the crop. ... Maintaining the genetic diversity of wild species related to domesticated species ensures our continued food supply. WebJun 2, 2014 · Settling a long-established debate over the origin of Phytophthora infestans – the pathogen that led to the Irish potato famine in the 1840s – plant scientists now … songs you didn\u0027t know ed sheeran wrote