00559nam a22001817a 4500003000400000008004100004082001600045100002300061245014300084260004000227300000900267650002500276650001000301650001700311650002700328650001100355650001100366OSt240110b        |||||||| |||| 00| 0 eng d  a632.9bS48E  aSingh, Bishwa Nath  aEffect of Different Dates of Sowing and Levels of Nitrozen Fertilization on the Incidence of Pest Complex of Paddy /cby Bishwa Nath Singh  a.- Sabour, Bhagalpurb: BACc, 1978  a86p.  aZoology & Entomology  aPaddy  aPest Control  aNitrogen Fertilization  aThesis  aM. Sc.