Stemming the Rise of Barley Diseases: How Nasty Fungal Infections Could Affect Our Grains and Beer

The world produced over 134 million metric-tons of barley between 2011 and 2012. But up to 95 percent of the world’s barley is susceptible to a variety of a fungal disease called stem rust that was discovered in Uganda in 1999. Dubbed Ug99, it has spread across East Africa and up into the Middle East.

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