Title Authors Year
The yield of winter cereals exposed to sulphur dioxide under field conditions.

McLeod, A.R…

1991
Physiological effects of long term exposure to low concentrations of SO2 and NH3 on poplar leaves.

Hove, L.W.A…

1991
Nitrate in soil water

Westling, O…

1991
Critical Load Maps for the United Kingdom I: Soil

UKCLAG,

 		1991
Single and Interactive Effects of Low Levels of O3, SO2 and NO2 on the Growth and Yield of Spring Rape.

Adaros, G…

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
Seasonal variations in acidic pollutant inputs and their effects on the chemistry of stemflow, bark and epiphyte tissues in three oak woodlands in N.W. Britain

Farmer, A.M…

1991
Influence of HN3 and (HN4)2 SO4 on heathland vegetation

Van der…

1991
Air pollution and agriculture

Ashmore, M.…

1991