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Diplodia ear rot (Stenocarpella maydis) on Corn (Zea mays)


9 Images
5405276
Paul Bachi
University of Kentucky Research and Education Center

Ear rotting from base of ear toward tip.  White fungal mycelium also seen on and between kernels.

5405277
Paul Bachi
University of Kentucky Research and Education Center

Ear rotting from base of ear toward tip.  White fungal mycelium also seen on and between kernels.

5405278
Paul Bachi
University of Kentucky Research and Education Center

Pycnidia of Stenocarpella maydis seen scattered on the infected kernels.

5405279
Paul Bachi
University of Kentucky Research and Education Center

Pycnidia of Stenocarpella maydis seen scattered on the infected kernels.

5405280
Paul Bachi
University of Kentucky Research and Education Center

Close-up of one pycnidium of Stenocarpella maydis with a discharge of dark-colored spores.

5405281
Paul Bachi
University of Kentucky Research and Education Center

Crushed pycnidium of Stenocarpella maydis with two-celled conidia.

5405282
Paul Bachi
University of Kentucky Research and Education Center

Crushed pycnidium of Stenocarpella maydis with two-celled conidia.

5405283
Paul Bachi
University of Kentucky Research and Education Center

Measurement of individual conidia of Stenocarpella maydis.

5405284
Paul Bachi
University of Kentucky Research and Education Center

Close-up of individual conidia of Stenocarpella maydis.