000 00389nam a2200157Ia 4500
008 220216s9999 xx 000 0 und d
100 _aMartin N B
245 0 _aProfitability of rubber production
260 _bInformacoes Economicas
_c1992
300 _a37-65
500 _aSource Year: 1993
650 _aRubber production
700 _aArruda S T
856 _uWAERA
942 _cJS
999 _c65889
_d65889