What is Cytospora canker? Cytospora canker is one of the most common fungal diseases of Colorado blue spruce. This disease can also affect Norway spruce (and less frequently other spruces) as well as Douglas-fir and balsam fir. Trees that are 15 years old or older and are at least 20 feet high most typically show symptoms of this disease.
Canada has been an independent country since 1931, and does not belong to the United Kingdom. But it is still a member of the British Commonwealth, also called the Commonwealth of Nations, which is made up of the United Kingdom and several countries that used to be part of the British Empire.anada has been an independent country since 1931, and does not belong to the United Kingdom. But it is still a member of the British Commonwealth, also called the Commonwealth of Nations, which is made up of the United Kingdom and several countries that used to be part of the British Empire.
Nunavut was formed from part of the Northwest Territories in 1999. When Canada first became a country, Native people were not asked what they thought about Confederation. In fact, the Government of Canada took control of the land, resulting in changes to the Inuit way of life.unavut was formed from part of the Northwest Territories in 1999. When Canada first became a country, Native people were not asked what they thought about Confederation. In fact, the Government of Canada took control of the land, resulting in changes to the Inuit way of life.