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Dutch Elm Disease

Dutch Elm Disease

Dutch Elm Disease Ophiostoma ulmi  Home 9 2021 9 March ( Page 11 ) Background Dutch elm disease is caused by a fungus (Ophiostoma ulmi) that has been killing native elm trees in North America. The disease is spread by both a native elm bark beetle...
Invasive Carps

Invasive Carps

Invasive Carps  Home 9 Tag: reporting What is Ontario Doing? To prevent these unwanted invaders from coming into the province, Ontario has regulated all four species of invasive carps (Silver Carp, Bighead Carp, Grass Carp, and Black Carp) as...