| Title | Authors | Year |
|---|---|---|
| Quantitative relationships of invertebrates to pH in Norwegian river systems. |
Larsen, J… |
1996 |
| Different responses to ozone of tobacco, poplar, birch and alder. |
Gunthardt-… |
1996 |
| Freshwater sponges (Porifera: Spongillidae) of Norway: Distribution and ecology. |
Økland, K.A… |
1996 |
| The effect of long-term elevated ozone concentrations on the growth and photosynthesis of Sphagnum recurvum and Polytrichum commune |
Potter, L… |
1996 |
| Re-mapping epiphytic lichen biodiversity in The Netherlands: Effects of decreasing SO2 and increasing NH3 |
Dobben, Van… |
1996 |
| Potential effects of rising tropospheric concentrations of CO2 and O-3 on green-algal lichens |
Balaguer, M… |
1996 |
| Empirical nitrogen critical loads for natural and semi-natural ecosystems |
Bobbink, R… |
1996 |
| Red Data Books of Britain and Ireland: lichens |
Church, J.M… |
1996 |
| A preliminary evaluation of sediment quality assessment values for freshwater ecosystems |
Smith, S.L… |
1996 |
| Stoneworts - connoisseurs of clean water |
Stewart, N.… |
1996 |