Southern Rust of Maize - Maize

Maize Maize

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Is this southern rust or common rust of maize ?

Small and raised dark brown pustules on upper leaves

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A

Hello, Common Rust of Maize is only found on the upper leaf surface and the pustles have a round shape and has a brownish red color. Southern Rust of Maize is orange and the pustules are clustered together. I would say in view of the picture that your maize has Southern Rust of Maize.

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