Determination of Fungal Pathogens on Important Weed Species in Grasslands of Trabzon Province, Turkey

This study was carried out to determination fungal pathogens on weeds in grasslands of trabzon province in 2009-2010. surveys were conducted in 214 sampling areas belong to 80 grasslands of trabzon province (central district, akçaabat, araklı, çaykara, dernekpazarı, hayrat, köprübaşı, maçka, sürmene, tonya, vakfıkebir and yomra). the random sampling was made according to representing at least 1% of the areas of grassland. fourteen fungal pathogens belong to 11 genus were found on 16 weed species belong to 15 families (1 pteridophyta, 3 monocotyledonae, 11 dicotyledonae) in the grasslands surveyed. the most common fungal pathogens were trachyspora intrusa (grev.), alternaria alternata (fr.) keisll., stemphylium vesicarium (wallr.) simmons and uromyces geranii (dc.) fries. in pasture areas surveyed.