| Title | Authors | Year |
|---|---|---|
| Tolerance of tropical common bean genotypes to manganese toxicity: performance under different growing conditions |
González, A… |
1999 |
| Global amphibian declines: A problem in applied ecology |
Alford, R.A… |
1999 |
| Effect of vanadium on the growth of soybean seedlings |
Wang, J ;… |
1999 |
| Nitrogen and its effects on growth, nutrient status and parasite attacks in beech and Norway Spruce |
Flückiger,… |
1999 |
| Estimating the uptake of traffic-derived NO2 from N-15 abundance in Norway spruce needles |
Ammann, M… |
1999 |
| Undergrowth as a biomonitor for deposition of N and acidity in pine forest. |
Van Dobben… |
1999 |
| Distribution in Portugal of some pollutants in the lichen Parmelia sulcata |
Freitas, M… |
1999 |
| Environmental chemistry: End of acid reign? |
Jenkins, A… |
1999 |
| Closing the global N2O budget: a retrospective analysis 1500 - 1994 |
Kroeze, C… |
1999 |
| The effect of increased deposition of atmospheric N on Cv in upland Britain. |
Carroll, J.… |
1999 |