79a65697_ow_in_Minnesota__Minnesota_DNR__Pest_or_Condition
[Trees] All [Recommendations] Prune broken branches back to a main fork or the trunk. If breakage is near the trunk, prune outside the branch collar. [Pest or Condition] 
Branch breakage
Forest Insect and Disease Newsletter: 5/99: Helping trees grow in Minnesota: Minnesota DNR
Pest or Condition