000			00433nam a2200157Ia 4500
008			130223s9999 xx 000 0 und d
080			_a632.651.3
100			_aSeinhorst, J.W.
245			_aRelationships between population increases and population density in plant paras
260			_aWageningen
260			_c1967
300			_a427-442 p.
440			_aNo. 462; Nederland Instituut v
901			_pS16552
942			_cB _2udc
999			_c131642 _d131642