1987 Commercial fertilizers and geomedical problems.

• Preface 7
• J. Låg: Relationships between commercial fertilizers and health problems. 9.
• Ingvar Lyngstad: Fertilizer comsumption in Norway. 23.
• Pertti Varo: Effects of selenium fertilization in Finland 1985/86. 35.
• Gunnar Norheim and Jan Aaseth: Trace elements in Norwegian vegetation in relation to human intake. 41.
• Lars Sogn: The effect of nitrogen fertilizer on protein content of grain. 49.
• Arnulf R. Persson: The effects of commercial fertilizers on the quality of vegetables. 67.
• Harald Hvidsten: Potassium fertilization on pasture and magnesium deficiency in ruminants. 77.
• Arne Frøslie: Nitrate poisoning in ruminants associated with heavily fertilized forage crops. 93.
• Ragnar Bærug: Influence of commercial fertilizer on cadmium in soils and plants. 101
• Gunnar Abrahamsen: Forest fertilizations and water quality. 111.
• Einar Vigerust, Alf Reinar Selmer-Olsen and Orawan Siriatpiriya: Utilzation of sewage sludge especially in regard to its effects on heavy metals in plants. 121.
• Sverre Ormberg: Radioactive elements in NPK fertilizers in the Nordic Countries. 143.
• Participants. 155.