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Bacterial Wilt on melon

Melon:CUCURBIT:Bacterial Wilt (Erwinia tracheiphila/cucumber
beetles)
Photo courtesy of T.A. Zitter, Cornell University, Ithaca,
NY
Root and lower stem feeding by cucumber beetle larvae.
Photo courtesy of M.P. Hoffmann, Cornell University

Bacteria continue to multiply, forming visible masses of ooze.
Photo courtesy of R.X. Latin, Purdue University

Wilting melon plant infected with Erwinia tracheiphila.
Photo courtesy of R.X. Latin, Purdue University
If "stringy" sap (bacterial growth and associated resins)
extends between the cuts of freshly cut sections of a stem, the plant
has bacterial wilt.
Photo courtesy of M.P. Hoffmann, Cornell University
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