photo of symptoms attack by seed flies & x28;atherigona exigua& x29; on corn plants.

abiotic agricultural agriculture atherigona attack background branch brown bug closeup corn crop damage damaged death delayed disease disorder ear environment exigua farm farming field flies flower food fungal fungicide fungus fusarium garden grass green growth harvest herb imbalance infection injury jungle lawn leaf leaves lower macro maize margin natural nature necrosis nutrient older organic pest photo plant plants produce reduced seed shrub silking size spores stalk strength summer symptom symptoms tissue tree vegetable yellow yellowing yield