Worm Farmer's Handbook: Mid- to Large-Scale Vermicomposting for Farms, Businesses, Municipalities, Schools, and Institutions

The Worm Farmer’s Handbook: Mid- to Large-Scale Vermicomposting for Farms, Businesses, Municipalities, Schools, and Institutions

Worms Eat My Garbage, 35th Anniversary Edition: How to Set Up and Maintain a Worm Composting System: Compost Food Waste, Produce Fertilizer for Houseplants and Garden, and Educate Your Kids and Family

How to start a profitable worm business on a shoestring budget: Affordable ways to make money with earthworms