00359nam a2200133Ia 4500008004100000082002200041100001800063245004100081260002500122300001300147600001700160600003100177650001700208140224s9999    xx            000 0 und d  a631.4.008(540) M5  aBiswas, B.C.   aSoils of India and their management/  aNew DelhibFAIc1985  aix,445p.  aYadav, D.S.   aB.C. Biswas and D.S. Yadav  aSoil science