Innes, John L. <br/><br/>
Forest health:  its assessment and status 

 - Wallingford:  CAB International  1993 
 - 677 pages  illustrations  24 cm. 
<br/><br/> Bibliography: pages. 514- 642  Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Forest health