00533nam a22001817a 4500003000400000008004100004082001800045100001800063245012800081260004000209300000900249502001700258650001700275650002000292650001700312650001100329650001100340OSt260602b        |||||||| |||| 00| 0 eng d  a631.422bR13Z  aRagini Kumari  aZinc Management Through Long Term Crop Residues Incorporation to Rice-Wheat System Under Calciorthent /  cby Ragini Kumari  a.- Pusa, Samastipurb: RAUc.- 2003  a47p.  bM. Sc.d2003  aSoil Science  aZinc Management  aRice - Wheat  aThesis  aM. Sc.