Scientists report why forests with more tree types grow better, faster

DULUTH, Minn.—It's been known for years that forests with lots of different tree species grow better and faster than forests with just one kind of tree.

Now, for the first time, scientists say they know why.

It's shapes.

http://www.bemidjipioneer.com/news/4227471-scientists-report-why-forests-more-tree-types-grow-better-faster