leaf spot of rye, septoria leaf blotch, speckled leaf blotch of rye. mycosphaerella graminicola

green leaf yellow flower plant insect grass invertebrate animal nature produce petal hand branch food wing spot rye septoria blotch speckled mycosphaerella graminicola septorioza septoria tritici septoria blotch spot wheat diseases pathogen disease cereals cereal diseases affected wheat leaf agriculture agronomy blotch botanic cereal cereal crop cereal disease closeup cultivated drechslera tritici-repentis europe farm field fungal diseases fungal infection fungi infection leaf leaf spot macro mycosphaerella graminicola nature plant poland pucciniales pycnidia pycnidium rye septoria septoria wheat speckled stagonospora tan spot triticale tritici blotch triticum aestivum vertical winter