000 00516 am a2200157 a 4500
245 1 _aDevelopement of indigenous slow - release nitrogen sources for Rice in relation to water management
300 _a69p+54Table+6Fig.
650 _aWatermanagement
650 _aRice Nitorgen
650 _aUrea
502 _cOrissa University,Bhubaneswar
_bPh.D. (Soil Sciences and Agricultural Chemistry)
_d1977
502 _gRao, C.U.M.
100 1 _aRao, Chintapatla Uma Malleswara
_d
942 _2udc
_cT
901 _aRF7478
999 _c150084
_d150084