00497nam a22001697a 4500003000400000008004100004082001700045100002100062245013600083260003400219300001000253502001700263650001300280650001200293650001100305650001100316OSt240220b        |||||||| |||| 00| 0 eng d  a633.71bJ46S  aJha, Ram Chandra  aStudies on Yield and Quality of Tobacco (N. rustica L.) Under Different Dates of Planting and Topping Levels / cby Ram Chandra Jha  a.- Pusa, Biharc, 1983b: RAU  a278p.  bPh. D.d1983  aAgronomy  aTobacco  aThesis  aPh. D.