Sierra, M <br/><br/>
Organochlorine pesticide levels in barn owls collected in León, Spain.  [electronic resource] 

 -  Bulletin of environmental contamination and toxicology  Feb 1987 
 - 261-5 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0007-4861 
<br/><br/><label>Standard No.: </label>10.1007/BF01606671  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Birds--metabolism<br/>Hydrocarbons, Chlorinated<br/>Insecticides--analysis<br/>Pesticide Residues--analysis<br/>Spain