APIS Bibliography

Title	Authors	Year
Concurrent exposure to SO2 and/or NO2 alters groweth and Yield responses of wheat and barley to low concentrations of O3.	Adaros, G…	1991
The yield of winter cereals exposed to sulphur dioxide under field conditions.	McLeod, A.R…	1991
Nitrate in soil water	Westling, O…	1991
Critical Load Maps for the United Kingdom I: Soil	UKCLAG,	1991
Changes in species composition of semi-natural vegetation associated with the increase in atmospheric inputs of nitrogen	Pitcairn, C…	1991
Uptake, accumulation and translocation of arsenate in arsenate-tolerant and non-tolerant Holcus lanatus L.	Meharg, A. A…	1991
Effects of nitrogen loading on wetland ecosystems, with particular reference to atmospheric deposition	Morris, J.T…	1991
Nitrogen Uptake and Allocation by Calluna-Vulgaris (L) Hull and Deschampsia-Flexuosa (L) Trin Exposed to 15NH3	Dueck, T.A…	1991
Air pollution and agriculture	Ashmore, M.…	1991
Conservation of freshwater fish in the British Isles: the current status and biology of threatened species. Aquatic Conservation	Maitland, P…	1991