This lab exercise is provided by the American Phytopathological Society Education Center as part of its Introductory Plant Pathology series. Created by Melissa B. Riley of Clemson University, Basic Microscopy...

This 2002 publication, from the Land Institute, describes the benefits and practicality of converting world-wide grain crop production from annual to perennial plants.

This Planting a Butterfly Garden website from Monarch Watch is a great introductory resource for teachers interested in starting an educational butterfly garden at their school. This site provides several useful...

With over 88,000 mounted and dried specimens, the "Biological Sciences Herbarium at California State University, Chico is the most complete repository of plant specimens from northeastern California. The emphasis is on...

The University of California-Berkeley Museum of Paleontology has recently launched this online database of the Daniel I. Axelrod and the Berkeley leaf collections, which contain over 2000 modern leaf specimens bleached...