Some Observations On the "Hypovirulence" of Chestnut Blight in Italy
Abnormal cankers caused by Endothia parasitica occur in chestnut areas of Italy. Hypovirulent isolates of the fungus have been obtained from abnormal cankers and four types of E. parasitica differentiated. The natural establishment of hypovirulent strains has resulted in the reinitiation of chestnut cultivation.
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Author(s): Tullio Turchetti
Publication: American Chestnut Proceedings - 1978
