Food Chains and Human Nutrition

Front Matter....Pages i-x
Ecological Concepts and their Relevance to Human Nutrition....Pages 1-22
Man’s Demand for Energy....Pages 23-49
World Production of Organic Matter....Pages 51-92
Secondary Production in the Oceans....Pages 93-108
Secondary Production from Land....Pages 109-134
Amino Acids: Production by Plants and the Requirements of Man....Pages 135-159
The Nitrogen Economy of Marine and Land Environments....Pages 161-185
Man’s Impact on Environmental Systems....Pages 187-214
Man and the Major Mineral Elements....Pages 215-232
Uptake of Some Major Mineral Elements by Plants....Pages 233-256
Trace Mineral Elements, Mammalian Requirements and Man’s Presumptive Needs....Pages 257-271
Trace Elements in Soils and Plants....Pages 273-315
Trace Elements in the Marine Environment....Pages 317-339
Support Energy from Fossil Fuels....Pages 341-362
Radioactive Materials....Pages 363-384
Radioactive Materials—The Aquatic Environment....Pages 385-400
Pesticides and Other Man-made Chemicals and the Food Chain....Pages 401-413
Implications of the Intensification of Agriculture for Ecological Problems....Pages 415-439
Implications for Human Health and Nutrition—and the Research That Needs to be Done....Pages 441-453
Back Matter....Pages 455-470