000 00399nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
245 _aQuality declared seed : Technical guidelines for standards and procedures
260 _aRome
260 _bFAO of the United Nations
260 _c1993
300 _a186 p.
440 _aNo. 117; FAO Plant Production
901 _pS42239
942 _cB
_2udc
999 _c131076
_d131076