Definition of Pierce's disease
: a virus disease of grapes marked by delay in leafing out and interveinal mottling and spotting followed by scalding and blighting of the leaves, premature defoliation, early ripening and withering of the fruit, reduced growth, and eventual death of the vines —called also Anaheim disease, California vine disease — see alfalfa dwarf
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Origin and Etymology of pierce's disease
after Newton B. Pierce †1917 American plant pathologist
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