00319pam a2200109 a 4500020000500000041000800005082001300013100001600026245012500042300001000167653003200177  c  aeng  a540bJAD  aJadhav S.D.  aA Compatative Study on Some Physico Chemical Charactereristatic Of Flowing Water Of Some Rivers In Krishna VallyhTheses  a194p.  aChemistry & allied sciences