00328    a2200133   4500020001500000082001300015100001900028245005100047250001200098260004100110300001900151650001200170650001200182  a812032773X  a577bRAN  aRana, S. V. S.  aEssential of ecology and environmental science  a2nd ed.  aNew DilhibPrentice Hallc2005g2005  axv,488p.c24cm  aEcology  aBiology