000 00246nam a2200085Ia 4500
008 220204s9999 xx 000 0 und d
082 _aNR:063IR`1999'
_bIRR
245 0 _aPapers presented at IRRDB workshop, China 1999. Soils and agronomy
942 _cBK
999 _c44149
_d44149