Panama disease of fruit left in April with harvesting allowed to resume under strict biosecurity arrangements. The government says it is not feasible to eradicate the fungus. Researchers like Wageningen’s Kema say the disease will continue to spread, despite efforts to contain it, as long as susceptible varieties are being grown. The disease was again detected in Tully in July 2017, prompting Biosecurity Queensland to impose quarantine conditions. Currently, fungicides and other chemical and biological control agents have proven fairly unsuccessful, or only successful in vitro or in greenhouses, in the face of Panama disease of bananas. The most commonly used practices
High plains disease for the wheat curl mite. High plains disease also may occur on barley, oats and rye, and on drooping brome "Bromus tectorum" and yellow foxtail "Setaria pumila" grasses. An ELISA test is available to detect high plains disease. Infection can be avoided by elimination of volunteer crop and wild host plants prior to planting. Resistant varieties of maize exist. High plains disease High plains disease is a viral disease afflicting wheat and maize. It is caused by the negative-sense ssRNA virus wheat mosaic virus. Symptoms are similar to wheat streak mosaic virus, with leaf veins showing yellow flecks and streaks,