000 00427nam a2200157Ia 4500
008 130223s9999 xx 000 0 und d
080 _a632.8:633.32
100 _aBos, L.
245 _aSerological relationship of some European, American and canadian isolates of the
260 _aWageningen
260 _c1960
300 _a102-106 p.
440 _aNederland Instituut voor Plant
901 _pS2507
942 _cB
_2udc
999 _c133153
_d133153