Managing risks of nitrates to humans and the environment /
This volume concentrates on research information on the beneficial effects of nitrates and their fate in the environment. Adopting an integrated approach it covers the agricultural, environmental and medical aspects of this emotive topic. In addition, there is an extensive description of the biochem...
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| Other Authors: | , , |
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| Format: | Electronic eBook |
| Language: | English |
| Published: |
Chichester, England :
Royal Society of Chemistry,
1999.
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| Series: | Special Publication ;
Number 237 |
| Subjects: | |
| Online Access: | CONNECT |
Table of Contents:
- Front Cover; Managing Risks of Nitrates to Humans and the Environment; Copyright Page; Preface; Table of Contents; Acknowledgements; Section 1: The Nitrate Problem in Agriculture Introductory Comments; Chapter 1. Nitrogen Dynamics in Natural and Agricultural Ecosytems; Abstract; 1 Introduction; 2 Process Influencing NO3- Contents in Soils; 3 General Conclusions; References; Chapter 2. Predicting Nitrate Losses from Agricultural Systems: Measurements and Models; Abstract; 1 Introduction; 2 Predicting Water Flow; 3 Predicting Nitrate Supply; 4 Predicting Nitrate Losses.
- 5 Reliability, Risk and Uncertainty6 Conclusions; Acknowledgements; References; Chapter 3. Fate of Nitrogen from Manufactured Fertilizers in Agriculture; 1 Introduction; 2 Losses of Fertilizer N During the Growing Season; 3 Losses of Nitrate During Winter; 4 Indirect Effects of N from Fertilizers; 5 Agricultural Management Strategies to Decrease Nitrate Loss; 6 Conclusions; Acknowledgements; References; Chapter 4. Using a Rotational Modelling System to Explore the Effect of Straw Incorporation on the Efficiency of Nitrogen Use; Abstract; 1 Introduction; 2 Methods; 3 Results and Discussion.
- AcknowledgmentsReferences; Chapter 5. Assessing the Importance of Soluble Organic Nitrogen in Agricultural Soils; Abstract; 1 Introduction; 2 Measurement of SON; 3 Size of the SON Pool in Soil; 4 Role of SON in N Transformations; 5 Conclusion; Acknowledgements; References; Chapter 6. Average Fertiliser Nitrogen Use and Estimates of Nitrogen Uptake by Major Arable Crops in England and Wales; Abstract; 1 Introduction; 2 Method; 3 Results and Discussion; Conclusions; References; Chapter 7. Nitrate in Ensiled Grass: A Risk or Benefit to Livestock Production?; Abstract; 1 Introduction; 2 Methods.
- 3 Results and Discussion4 Conclusions; Acknowledgements; References; Chapter 8. The Effects of Elevated Atmospheric Carbon Dioxide Concentrations on Nitrogen Cycling in a Grassland Ecosystem; Abstract; 1 Introduction; 2 Materials and Methods; 3 Results; 4 Discussion; 5 Conclusions; References; Section 2: Environmental Aspects of Nitrates Introductory Comments; Chapter 9. The Atmospheric Nitrogen Cycle and the Role of Anthropogenic Activity; 1 Introduction; 2 The Atmospheric Chemistry and Transport of Reactive Nitrogen; 3 Terrestrial Effects of Deposited Nitrogen; Acknowledgements; References.
- Chapter 10. Nitrates in Soils and Waters from Sewage Wastes on LandAbstract; 1 Introduction; 2 Experimental; 3 Results; 4 Discussion; 5 Summary; References; Chapter 11. The Role of Nitrates in the Eutrophication and Acidification of Surface Waters; Abstract; 1 Introduction; 2 Acidification; 3 Eutrophication; 4 Patterns of Nitrate Concentrations in UK Surface Waters; 5 Controls on Nitrate Concentrations in Surface Waters; 6 Setting of Limits and Targets; References; Chapter 12. Toxicity of Nitrite to Freshwater Invertebrates; 1 Introduction; 2 Methods; 3 Results; 4 Discussion; 5 Conclusion.
