000 00258nam a2200085Ia 4500
008 130123s9999 xx 000 0 und d
082 _a635.6
245 _aBetter Crops with Plant Food Vol 89-90 No.1-4
260 _aWashington
_bAmerican Potash Institute
_c2005-2006
999 _c79695
_d79695