000 00534 am a2200193 a 4500
245 1 _aKnowledge and adoption of bio-fertilizers.
300 _a152p+Appen4+Tab.28+Fig.12
650 _aBio-fertilizers
650 _aAdoption
650 _aRural development
650 _aNutrients
650 _aPlants production
650 _aEconomics
502 _cTamil Nadu Agricultural University
_bM. Sc. (Agricultural Extension)
_d1993
502 _gRavichandran, V.
100 1 _aNirmala, L.
_d
942 _2udc
_cT
901 _aRF9939
999 _c150860
_d150860