Author: | Herbert H. Koepf |
Pages: | 52 |
Year: | 1977 |
Discusses the increased levels of nitrate in water supplies, animal feeds and food, and the impact it is having on our environment as a whole. The two main sources of excessive nitrates in our ecosystems are chemical nitrogen fertilisers, and effluent from residential areas. In this informative booklet, Dr Koepf assesses the specific problems facing farmers and gardeners.