00341cam a2200133ua 4500020001100000041001000011082001600021100001900037245006300056260006000119300001200179365001100191504000500202  c775.00  aengh  a547bPRA/AG  aPradhan, A. K.  aAgricultural chemistry / cA.K Pradhan.hTextual Documents  aDelhi : bManagalam Publishers & Distributors , c2007.  a292 ; .  a775.00  a