Part of the NOFA Guides series. Information on composting techniques, including: Principles and biology of composting Temperature, aeration and moisture control Composting methods Materials (additives and inoculants, biodynamic preparations) About costs (site preparation, equipment, labor and time) What do you do with it? Compost tea and other brewed microbial cultures Compost and the law With extended appendices including a recipe calculator, potting mix recipes, and a sample compost production budget sheet.