Matches in DBpedia 2014 for { ?s ?p Ruth Florence Allen (1879–1963) was an American plant pathologist. She increased the understanding of cytology of rust fungi, which are a chief cause of cereal diseases. These diseases can have a devastating effect on coffee, apple and pine trees.Allen received a PhD from the University of Wisconsin in 1909, becoming the first woman to obtain a PhD in the Department of Botany.. }
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- Ruth_F._Allen comment "Ruth Florence Allen (1879–1963) was an American plant pathologist. She increased the understanding of cytology of rust fungi, which are a chief cause of cereal diseases. These diseases can have a devastating effect on coffee, apple and pine trees.Allen received a PhD from the University of Wisconsin in 1909, becoming the first woman to obtain a PhD in the Department of Botany.".