00478nam a2200157Ia 4500008004100000020001500041082001600056100001700072245010500089260005100194300000800245650001800253650001800271653001200289700001900301170901s1990    xx            000 0 und d  a8122401848  a574.5bM66C  aMishra, R.R. 0aCurrent Trends in Environmental BiologybProceedings of 2nd International Symposium on Life Sciences  aNew DelhibWiley Eastern Private Limitedc1990  a208  aLife sciences  aPure Sciences  aEcology  aChatterjee, K.