000			00386 a2200145 4500
999			_c35248 _d36795
003			ISURa
008			141009b xxu||||| |||| 00| 0 eng d
041			_aEnglish
082			_a631.82 _bMET
245			_aMethodology in soil-K research
260			_c1987 _aBern _bInternational Potash Institute
300			_a428 p. _bill. _c23 cm.
650			_aSoil conditioners _958264
942			_cSR _2ddc