00321nam a2200133Ia 4500008004000000041000800040082001600048100001600064245001300080260003400093300000800127650003400135700001800169210210b1989   xxu||||| |||| 00| 0 eng d  aeng  a574.87 VERC  aVERMA (P S)  aCytology  aNDbS. Chand & Co. Ltd.c1989  a567  aEcology Environmental Biology  aAGARWAL (V K)