000 00307nam a2200121Ia 4500
008 220216s9999 xx 000 0 und d
100 _aKanowski P J
245 0 _aForest genetics and tree breeding
260 _bPlant Breeding Abstracts
_c1993
300 _a717-726
650 _aTree breeding
942 _cJS
999 _c59533
_d59533