000 00379nam a2200145Ia 4500
008 180712s9999 xx 000 0 und d
020 _a9781439816127
082 _a631.584
_bBAR
100 _aBarker, Allen V.
245 _aScience and technology of organic farming
260 _aBoca Raton
_bCRC Press
_c2010
300 _axv, 224 p.
650 _aOrganic farming
942 _cR
999 _c36217
_d36217