Bio-Dynamic Gardening and Farming: Volume 3

Includes: “Green Manuring”, “Organic Fertilizer”, “Compost in Spring”; “Compost Fertilizer on Peas”; “Raw Materials Useful for Composting”; “The Bacterial Treatment”; “The Addition of Nitrogen Fertilizers to Compost”; “The Biological Role of the Earthworm”; Does Bread Nourish?”