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Monday, November 12, 2007

Understanding Invasive Aquatic Weeds

Understanding Invasive Aquatic Weeds

Homework and Classroom Activities - Information Suitable for Grades 4-7

This 16 page booklet contains information and activities about aquatic ecology and five invasive weeds affecting North American aquatic ecosystems. Copies of the book may be ordered, or a file may be downloaded and printed.
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