Soils and the environment: Definition and concept of soils, Pedologic concept of soils, Soil orders, Relation of soil orders with the environment -- Inorganic soil constituents: Soil composition, Mineral composition, Primary minerals, Weathering of primary minerals, Secondary minerals -- Organic constituents: Soil biomass, Beneficial effect of soil microorganisms, Nonhumified organic matter, Humified organic matter -- Gas phase in soils: Soil air, Biochemical effect of aeration, Biological effect of aeration, Chemical effect of aeration -- Liquid phase: Soil solution, Dissolved solid substances, Dissolved gas -- Electrochemical properties of solid constituents: Soil clays, Anion exchange capacity, Soil organic matter, Soil reaction -- Soils and crop production: Clearing new lands, Intensifying soil productivity, Organic farming -- Soilless agriculture: Hydroponics, Aquaculture
Biotechnology in soil science and agriculture: Food biotechnology, Agriculture biotechnology, Tissue culture -- Soil and pollution: Definition and concept of waste, Agricultural waste, industrial waste, Waste from food processing plants, Municipal waste, Detoxification of waste, Environmental impact of agricultural and industrial waste
