Coppack, Raymand H. <br/><br/>
Pesticides  : the issues, the alternative 

 - (Berkeley, Calif) :  Univ. of California Division of Agricultural. Sciences,  1972 
 - s.p. 
 - Environmental concerns .
 - Environmental concerns .
<br/><br/><label>LCCN: </label>30227 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pesticidas.