00526nam a22001817a 4500003000400000008004100004082001700045100001800062245013400080260003900214300001000253502001700263650001300280650000900293650002000302650001100322650001100333OSt260505b        |||||||| |||| 00| 0 eng d  a633.18bS94E  aKumar, Sunil.  aEffect of Crop Establishment Methods, Fertility Levels and Weed Management on Rice (Oryza Sativa) Productivity / cby Sunil Kumar  a.- Pusa, Samastipurb: RAUc, 2009  a104p.  bPh. D.d2009  aAgronomy  aRice  aWeed Management  aThesis  aPh. D.