Centre for ecology and hydrology :    annual report 1997- 1998 

 - London :    Natural Environment Research Council,    1998 
 - 72 p. :    ill. , col. maps ;    30 cm. 
<br/><br/><label>ISBN: </label>1855 311 984 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Ecology -- England<br/> Hydrology -- England