00291nam a22001097a 4500003000400000008004100004082001800045100002500063245006200088260002400150300000700174OSt240110b        |||||||| |||| 00| 0 eng d  aT631.41bM66S  aMishra, Bipin Bihari  aSuitability of pyrite in reclamation of some problem soil  aSabourbB.A.Uc1977  a97