Title Authors Year
A regression model for nitrate leaching in Northern Ireland.

Smith, R.V…

1989
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
Results of the harmful effects of water pollutants to Daphnia magna in the 21 day Reproduction Test

Kühn, R ;…

1989
Unifying nutrient-chlorophyll relationships in lakes.

Prairie, Y.…

1989
Determination of plant-available soil manganese

Reisenauer…

1988
Mortality and LC50 values for several stages of the marine copepod Trigriopus brevicornis (Müller) exposed to the metals arsenic and cadmium and the pesticides atrazine, carbofuran, dichlorovos and malathion

Forget, J…

1988
Ecological Change in the Uplands

Ratcliffe,…

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