Coffey, D S <br/><br/>
National crop loss assessment network: quality assurance program.  [electronic resource] 

 -  Environmental pollution (Barking, Essex : 1987)  1988 
 - 89-98 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0269-7491 
<br/><br/><label>Standard No.: </label>10.1016/0269-7491(88)90027-9  doi