000 00408nam a2200133Ia 4500
008 220204s9999 xx 000 0 und d
082 _aNR:63:581.2
_bSCH
100 _aSchreurs, J
245 0 _aBlack thread disease, control measures and yield stimulation in Hevea brasiliensis in Liberia
260 _aWageningen
_bVeerman
_c1972
650 _aBlack thread disease
650 _aHevea diseases
942 _cBK
999 _c43395
_d43395