Dr. Arbor Talks Trees
Dr. Arbor Talks Trees Welcome to my tree school Trees are important We need trees Tree Basics Menu
Roots intro Root functions structural roots tap root sinker roots
roots store carbohydrates fibrous roots fibrous roots closeup root hairs root hairs
root cap root system osmosis osmosis cortex
root quiz


Credits Teacher's Guide Dr. Arbor's Lab Glossary Resources State Tree Gallery Dr. Arbor Talks Trees University of Illinois Extension Credits Site Index