Studies On Certain Species Of Coleopterous Insects

The ami of this work survey and population dynamics of coleopterous species found in light trap catches at zagazig region, studing the annual generations and the effect of some climatic factors on the flightactivityof certain economic coleopterous insects ,survey and population dynamics of coleopterous insects found in crops fields as well as weeds grown around the irrigation canals using sweeping nettechnique.