000 00368nam a2200157Ia 4500
008 130223s9999 xx 000 0 und d
080 _a631.531.1
245 _aImproved seed production : Proceedings
260 _aRome
260 _bFAO
260 _c1982
300 _a569 p.
440 _aNo. 39; FAO, Plant Production
901 _pS35259
942 _cB
_2udc
999 _c125189
_d125189