000 00281nam a2200097Ia 4500
008 140208s9999 xx 000 0 und d
245 _aPotato breeding: problems & perspective
_cHans Ross
260 _bBerlin of Hamburg verlag paul parey
_a
_c1986
300 _a132p.
942 _2udc
_cPB
999 _c17811
_d17811