00544nam a22001817a 4500003000400000008004100004020001500045082001800060100001800078245007300096250001200169260004700181300001300228650003400241650004200275650002700317700001800344OSt230715b        |||||||| |||| 00| 0 eng d  a817096444X  a630.243bC54A  aChopra, S. L.  aAnalytical Agricultural Chemistry / cby S. L. Chopra ; J. S. Kanwar  a4th ed.  a.- New Delhib: Kalyani Publishersc, 1991  axv,488p.  aTechnology (Applied Sciences)  aAgricultural and Related Technologies  aAgricultural Chemistry  aKanwar, J. S.