000			00497nam a2200133Ia 45e0
008			141008n1981 sz |||gr||||Z||||||eng
082			_a631.83
100			_aZehler, E and others, _eAuthor.,
245		0	_aIPI Research topics No.9 Potassium Sulphate & Potassium Chloride _cE. Zehler _hReports
260			_aBern: _bInternational Potash Institute, _c1981.
300			_a108.
653			_aTechniques, equipment & materials
942			_2ddc _cR
999			_c41836 _d41836