000 00356nam a2200133Ia 4500
008 220216s9999 xx 000 0 und d
100 _aRajasekharan P.
245 3 _aAn economic study of cover crops in rubber small holdings
260 _bRubber Board Bulletin
_c1990
300 _a21-24
650 _aCover crop
650 _aSmallholdings
942 _cBS
999 _c49701
_d49701