| Title | Authors | Year |
|---|---|---|
| Hematological Parameters in Fish Channa punctatus Under the Stress of Manganese |
Garg, V. K… |
1989 |
| A global assessment of natural sources of atmospheric trace metals |
Nriagu, J.O… |
1989 |
| Global Emissions of Nitrogen and Sulfur-Oxides from 1860 to 1980 |
Dignon, J… |
1989 |
| Interacting effects of soil acidity and canopy cover on the species composition of field layer vegetation in oak/hornbeam forests |
Tyler, G.… |
1989 |
| Forest decline and Air Pollution |
Schulze, E.… |
1989 |
| Long term changes in the acidity of forest soils in north east Scotland |
Billett, M.… |
1988 |
| Detection of manganese deficiency and toxicity in plants. Manganese in soils and plants |
Hannam, R.… |
1988 |
| The response of the feather moss, pleurozium-schreberi, to 5 years of simulated acid precipitation in the canadian boreal forest |
Hutchison,… |
1988 |
| Environmental Health Criteria 61 Chromium |
WHO, |
1988 |
| Determination of plant-available soil manganese |
Reisenauer… |
1988 |