Title Authors Year
Physiological-effects of long-term exposure to low concentrations of SO2 and NH3 on poplar leaves

Hove, L.W.A…

1991
The yield of winter cereals exposed to sulphur dioxide under field conditions.

McLeod, A.R…

1991
Conservation of freshwater fish in the British Isles: the current status and biology of threatened species. Aquatic Conservation

Maitland, P…

1991
Mechansims of adaptions of plants to acid soils

Marschner,…

1991
The Distribution and Breeding Site Characteristics of Newts in Cumbria, England.

Denton, J.S…

1991
Effects of sulphur dioxide on the development of fungal diseases of winter barley in an open-air fumigation system.

Mansfield,…

1991
Environmental Health Criteria 125 Platinum

WHO,

 		1991
Zeigerwerte von Pflanzen in Mitteleuropa

Ellenberg,…

1991
Atmospheric Transport of Iron and Its Deposition in the Ocean

Duce, R. A…

1991
Proceedings of the 2nd workshop on sources of variation in ecotoxicological tests with Daphnia magna

Van der…

1991