Distribución de Rhynchosporium secalis en el mundo y en México

The present work is a review of the distribution of Rhynchosporium secalis (Oud.) Davis, causal fungus of barley leaf blotch, because this disease is of great importance to the mentioned crop. This fungus is of worldwide distribution and it is present in 34 countries at least. In Mexico, it is found in the central part of the country, in the states of Hidalgo, Puebla, Tlaxcala, Mexico, Jalisco, Zacatecas, Veracruz, Aguascalientes and Querétaro. It also attacks the bar ley of the northern part of Mexico, causing damage in Ensenada and North Baja California.