Proceeding of national symposium on "combating pollutants accumulation in ecosystem for sustainable agriculture" october 27th & 28th, 1998 
Department of chemistry Allahabad agricultural institute  
 - Allahabad:  Allahabad Agricultural Institute,  1998 
 - 247p. 
<br/><br/><label>Universal Decimal Class. No.: </label>631:574.4(082.2)   / P1