000 00307nam a2200133Ia 4500
008 230108s9999 xx 000 0 und d
100 _aIRRI
245 0 _aSustainable Agriculture Green Manure in Rice Farming
260 _bIRRI
260 _c1988
365 _b0.00
650 _aAgronomy
942 _cBK
999 _c249491
_d249491