Looks to me like "apple-cedar rust" or "cedar-hawthorn rust" or
something else *very* similar. You need to spray with a general purpose
fungicide, and perhaps destroy any nearly juniper trees or bushes.
The number one rule for planting fruit trees is not to plant apple
trees within several hundred yards of cedar or juniper trees. The
orange rust from these trees spreads to apple trees like a magnet to
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