You can do the same with the rings. Across The Curriculum 1. This means harvesting a stand of trees all at once. Foresters will often allow young trees which are already growing in the forest to mature. If there aren't enough naturally growing young trees, new ones are planted.
Tree improvement is a long-term process.
Foresters sometimes plant new trees to start a forest. Do a detailed illustration of the log on loose piece of paper. Working alone or in a small group, research the following questions using dictionaries, encyclopedia, computers, or the Internet. Name a poisonous plant commonly seen in December. Activity Downloads Download Crossword Puzzles and Word-Finds with answer keys in Adobe Acrobat format.