Effects of gaseous air pollution in agriculture and horticulture 
[edited by] M.H. Unsworth, D.P. Ormrod 
 - London  Butterworth Scientific  1982 
 - xiv, 532 p.  ill., maps  25cm 
<br/><br/> Conference proceedings 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants, Effect of air pollution on
<br/><br/><label>Dewey Class. No.: </label>581.5  / 222