000 00293nam a2200133Ia 4500
082 _a631.484
_bIKI
100 _aInternational potash institute
245 _aPotassium potasio-kalsium symposium
260 _aBern
_c1954
300 _a445
650 _aPOTASSIUM
901 _a24
942 _2ddc
_cBK
999 _c23
_d23