Hawksworth, D. L. <br/><br/>
Lichens as pollution monitors / 
[by] David L. Hawksworth, Francis Rose. 
 - London :  Edward Arnold,  1976. 
 - Institute of Biology's studies in biology ;  no. 66 .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label> L.2.80 0713125551 (pbk.) 
<br/><br/><label>LCCN: </label>77366465 //r902 
<br/><br/><label>Nat. Bib. No.: </label>GB77-03002 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lichens -- Effect of air pollution on.--Lichens -- Effect of air pollution on.<br/>Lichens -- Great Britain -- Effect of air pollution on.--Lichens -- Great Britain -- Effect of air pollution on.--Lichens -- Great Britain -- Effect of air pollution on.<br/>Plant indicators.<br/>Air -- Pollution -- Great Britain -- Measurement.--Air -- Pollution -- Great Britain -- Measurement.--Air -- Pollution -- Great Britain -- Measurement.--Air -- Pollution -- Great Britain -- Measurement.
<br/><br/><label>LC Class. No.: </label>QK581  / .H35 
<br/><br/><label>Dewey Class. No.: </label>589/.1/045222