green after wilting, until they are completely desiccated. Infected stems show long, dark brown streaks. The vascular tissue in the tubers becomes…
and subsequent expansion of the wilt upwards. Cutting the stem at the foot shows whitish ooze with bacteria in the case of C lavibacter infection, but…
causes top leaves to curl up. The fruits stay firm. The disease may also show up in storage. Potato tubers get a crusty layer (black scab). Symptoms…
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