000 00338nam a2200109Ia 4500
008 191031s9999 xx 000 0 und d
100 _aProceeding of the 14th
245 0 _aCollogium of the IPI: Soils in Mediterranean types climates and their yield potential
260 _b"Int.Potash Instt,Switzerland"
260 _c1979
942 _cBK
999 _c216897
_d216897