blight

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blight

Veterinary medicine
A highly contagious pinkeye-like keratoconjunctivitis that affects cattle, caused by Moraxella bovis, an obligate intracellular, gram-negative aerobic bacillus, which is spread by direct contact or via the common fly.
 
Clinical findings
Purulent conjunctivitis, oedema, corneal opacity and ulceration, loss of appetite, weight loss.
 
Management
Long-acting antibiotics—e.g., tetracycline.

blight

any of various plant diseases caused by microorganisms, where the entire plant is infected and soon dies.

blight

see infectious bovine keratoconjunctivitis.
References in periodicals archive ?
There's an open-pollinated option for blight resistance, too: vigorous 'Matt's Wild Cherry,' which is often the last heirloom tomato standing in gardens during bad blight years.
Plants with a susceptible, intermediate, or resistant reaction to both bacterial blights were observed in the Ft of both populations (Table 2).
In our study, the mean score in both the greenhouse and field environments seemed to have stabilized for both bacterial blights in [F.
Ultimately, if we can learn how the late blight pathogen has evolved, we can develop new control measures that could help eradicate future outbreaks," he said.
In recent years, blight has hit crops in Mexico, Ecuador, Ireland, Canada and 23 American states.
A final chapter, "Forests of the Future," considers possible future problems resulting from new human impacts, exotic blights, and changes in global climate and pollution levels.