| Title | Authors | Year |
|---|---|---|
| Acute toxicity of six metals to the rotifer Brachionus calyciflorus, with comparisons to other freshwater organisms |
Couillard,… |
1989 |
| A global assessment of natural sources of atmospheric trace metals |
Nriagu, J.O… |
1989 |
| Manganese induced haematological and biochemical anomalies in Heteropneustes fossilis |
Garg, V. K… |
1989 |
| Unifying nutrient-chlorophyll relationships in lakes. |
Prairie, Y.… |
1989 |
| Lead hazards to fish, wildlife and invertebrates: a synoptic review |
Eisler, R… |
1989 |
| Determination of plant-available soil manganese |
Reisenauer… |
1988 |
| Lake Acidification in the United Kingdom 1800-1986 |
Battarbee,… |
1988 |
| Environmental Health Criteria 81 Vanadium |
WHO, |
1988 |
| Ecological Change in the Uplands |
Ratcliffe,… |
1988 |
| Effects of nitrogen dioxide on biochemical and physiological characteristics of soybean. |
Sabaratnam… |
1988 |