00389nam a2200157Ia 4500008004100000020001800041082001600059100001700075245002800092260003900120300000800159650001800167650001800185653001200203653001600215170901s2010    xx            000 0 und d  a9788171339051  a574.5bS33E  aSharma, P.D. 0aEcology and Environment  aMeerutbRastogi Publicationsc2010  a600  aLife sciences  aPure Sciences  aEcology  aEnvironment