000 00330nam a2200133Ia 4500
008 130223s9999 xx 000 0 und d
245 _aProduction and marketing of sweet potatoes
260 _aPretoria
260 _c1965
300 _a44 p.
440 _aNo. 382; South Africa Departme
901 _pS10760
942 _cB
_2udc
999 _c130685
_d130685