000 00329nam a2200133Ia 4500
008 230108s9999 xx 000 0 und d
100 _aIRRI
245 0 _aPhosphorus: Indispensable element for improved Agricultural production
260 _bIRRI
260 _c1983
365 _b0.00
650 _aMicrobiology
942 _cBK
999 _c249403
_d249403