000 00559 am a2200193 a 4500
245 1 _aStudies on weed dynamics & their management in rice- wheat sequence
502 _cHimachal Pradesh Krishi Vishvavidyalaya, Palampur
502 _bPh.D. (Agronomy)
502 _d1992
650 _aWheat rice weed control
650 _aCropping system plant growth
650 _aweed dynamics
650 _aTreatments
502 _gSingh, C.M.
100 1 _aNandal, Dharampal
300 _a238p.
_eTab.64
_eFig.17
_eAppen.40
942 _2udc
_cT
901 _aRF9401
999 _c150301
_d150301