000 00396nam a2200133Ia 4500
008 151128s9999 xx 000 0 und d
020 _a1863200630
041 _aENG
100 _aBeetham, Peter ; Mason, Angela
245 _aProduction of pathogen tested sweet potato
260 _c1992
_aCanberra
_bAustralian Centre for International Agricultural Research
300 _a47p.
942 _cBK
_2udc
999 _c28337
_d28337