000 00317nam a2200121Ia 4500
001 MPKV052064
008 120911s9999 xx 000 0 und d
082 _a631.5
245 _aWorld Farming Vol 14
_c;
246 _aWorld Farming Vol 14
260 _aUSA
_bIntertec Publ. Corporation
_c1972
650 _aCrop Production
999 _c50066
_d50066