000 00287 a2200121 4500
080 _a631.8
_bL 228 W
245 1 _aWorld fertilizer economy
_cby Mirko Lamer
260 _aCalifornia
_c1957
650 _aFertilizer Economy
100 1 _aLamer, Mirko
_d
300 _a715 p.
901 _a57038
999 _c45303
_d45303