00473nam a22001817a 4500003000400000008004100004082001800045100001900063245008500082260003900167300000900206502001700215650001300232650001100245650001300256650001100269650001100280OSt260520b        |||||||| |||| 00| 0 eng d  a633.491bH66R  aHimanshu Kumar  aResponse of Potato Varieties to Varying Levels of Nitrogen / cby Himanshu Kumar  a.- Pusa, Samastipurb: RAUc, 2008  a64p.  bM. Sc.d2008  aAgronomy  aPotato  aNitrogen  aThesis  aM. Sc.