Description Bio-Dynamic Gardening and Farming (Vol.2) includes: Field And Laboratory Trials and Results Mineral Relationships Between Soils and Plants Plants Absorb Organic Substances from Soil The Biological Balance Healthy and Diseased Pastures Balanced Nutrition of Soils and Plants Soil Building Versus Nutrient Solution Soils and Activators and the Nitrogen Problem Availability of Nitrogen Phosphate and Potash in Soils Due to Application of Microorganisms Sever Years of Soil Survey on a Bio-Dynamic Farm Microlife and Microchemistry in Soils Available, Water-Soluble or Storage: Humus Decides the Issue Fermentation Versus Putrefaction and Decay Comparative Soil Tests 1951-1961 of a Bio-Dynamic Farm
