000 00302nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aNOORDAM (D)
245 0 _aIdentification of plant viruses methods and experiment
260 _bPudoc wagaiger
260 _c1973
365 _b148.2
942 _cBK
999 _c213299
_d213299