000 004070000a22001690004500
020 _a0521324580
060 _a100
082 _a633.491 JEL
100 _aJellis, G J
100 _aRichardson, D E
245 _aProduction of new potato varities: technological advances
260 _aU S A, Cambridge University Press
260 _c1987
300 _a359
650 _aPotato variety
942 _cBK
999 _c360372
_d360372