APIS Bibliography

Title	Authors	Year
Critical Load Maps for the United Kingdom I: Soil	UKCLAG,	1991
Zeigerwerte von Pflanzen in Mitteleuropa	Ellenberg,…	1991
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
Mechansims of adaptions of plants to acid soils	Marschner,…	1991
Physiological effects of long term exposure to low concentrations of SO2 and NH3 on poplar leaves.	Hove, L.W.A…	1991
Single and Interactive Effects of Low Levels of O3, SO2 and NO2 on the Growth and Yield of Spring Rape.	Adaros, G…	1991
Changes in species composition of semi-natural vegetation associated with the increase in atmospheric inputs of nitrogen	Pitcairn, C…	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