| Title | Authors | Year |
|---|---|---|
| Air pollution and agriculture |
Ashmore, M.… |
1991 |
| Nitrogen Uptake and Allocation by Calluna-Vulgaris (L) Hull and Deschampsia-Flexuosa (L) Trin Exposed to 15NH3 |
Dueck, T.A… |
1991 |
| Bryophytes and Nutrient Cycling |
Brown, D.H… |
1990 |
| Wildlife toxicology |
Hoffman, D.… |
1990 |
| Boron hazards to fish, wildlife, and invertebrates: a synoptic review |
Eisler, R… |
1990 |
| Sediment chemistry and atmospheric contamination |
Rippey, B… |
1990 |
| Effects of nitrogen dioxide pollution on the growth of 3 fern species. |
Ashenden, T… |
1990 |
| Phosphorus and nitrogen limitation of phytoplankton growth in the freshwaters of North America: a review and critique of experimental enrichments |
Elser, J.J… |
1990 |
| Large Lakes: ecological structure and function |
Kilham, S.S… |
1990 |
| The difficulties of abating smoke in Late Victorian York |
Bowler, C… |
1990 |