00457nam a22001457a 4500003000400000008004100004082001700045100002500062245015700087260002000244300001000264502001500274650001300289650000900302OSt240215b        |||||||| |||| 00| 0 eng d  a633.71bT30S  aThakur, Gopal Prasad  aStudies on the levels of pyrites and Organic Manure as Soil Amendment for Chewing Tobacco (Nicotiana Tabacum L.) Under Rainfed Conditions of North Bihar  aPusac1983bRAU  a112P.  bMsc.d1983  aAgronomy  aMsc.