Qualitative and quantitative measures of the Aufwuchs (scum flora) on artificial substrates in situ were used to evaluate the effects of grazing by freshwater pulmonate snails in a shallow pond in southeastern Michigan . Grazer densities of-216 snails/ M 2 marked reduced standing crop so that after
Editorial: Effects of human population growth on freshwater quality, quantity and biotic systems
β Scribed by T. G. Northcote
- Publisher
- Springer Netherlands
- Year
- 1996
- Tongue
- English
- Weight
- 171 KB
- Volume
- 40
- Category
- Article
- ISSN
- 0343-2521
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