Assertion: canker sore | /r/CreatedBy | fungi
Facets:
Source sentences:
text: Most cankers are caused by fungi, which invade bark tissue on current season wood.
text: Cankers are caused by a fungus or bacteria that enters bark that has been injured by sunscald, cold injury, boring insect damage, improper pruning wounds or physical injury to the tree.
text: Another damaging disease on Leyland cypress in Georgia landscapes is a canker and dieback named Botryosphaeria (Bot) canker, caused by the fungus Botryosphaeria dothidea.
text: Most cankers are caused by fungi although a few affecting fruit and nut trees are caused by bacteria, especially by species of Erwinia, Pseudomonas, and Xanthomonas, viruses, and other types of pathogens.