000 00311nam a2200133Ia 4500
008 130223s9999 xx 000 0 und d
245 _aGenetics in agriculture
260 _aPretoria
260 _c1969
300 _a31 p.
440 _aNo. 86; Africa South Departmen
901 _pS16703
942 _cB
_2udc
999 _c123661
_d123661