CHAPTER FOUR: The Worms.

Chapter four of the book "The Complete Guide to Working With Worms: Using the Gardener's Best Friend for Organic Gardening and Composting," by Wendy M. Vincent is presented. It explores the history, anatomy, and the mating process of the earthworms in which species such as Eisenia fetida and Eisenia andrei are used in vermicomposting. It also explains the different characteristics of bed-run and breeders and the steps in determining the number of needed worms for worm bin.