000 00417nam a2200157Ia 4500
008 170101s1968 xx 000 0 und d
082 _a668.62 P71C
100 _aPOWELL, Robert
245 0 _aControlled release fertilizers
260 _bPark Ridge, U.S.
_c1968
300 _a279p
440 _aChemical process reviews, no.15
650 _aFERTILIZER INDUSTRY
653 _aFERTILIZER INDUSTRY
942 _2ddc
_cB
999 _c31651
_d31651