00345nam a2200133Ia 4500008004100000082001600041100002100057245002100078260005000099300000800149650001800157650002400175653001200199170901s1968    xx            000 0 und d  a595.7bS62I  aSouthwood, T.R.E 0aInsect Abundance  aLondonbThe Royal Entomological Societyc1968  a160  aPure Sciences  aZoological sciences  aInsects