EFFICIENCY OF THE PARASITOID Coccophagus Scutellaris (DALMAN) AND SOME INSECTICIDES AGAINST THE SOFT SCALE INSECT Pulvinaria tenuivalvata (NEWSTED) IN SUGARCANE FIELDS AT ASWAN GOVERNORATE, EGYPT.

The present investigation was carried out at Awadlab village-Edfu district, Aswan Governorate during 2003& 2004 seasons to magnifying the role of parasitoid Coccophagus scutellaris ( Dalman )as element from ( IPM ) and evaluated seven insecticide from different groups for control the soft scale insect  Pulvinaria tenuivalvata (Newsted) in sugarcane fields. The obtained results clearly showed that, percentage of parasitism  significantly increased from 17.64% before release to 60.44% after release in the 1^st season while in the 2^nd season increased from 27.45% to  73.88%, also percentage of estimated parasitism recorded 32.62%& 37.87%  in the 1^st & 2^nd  seasons respectively. On the other hand in the 1^st season the highest effect after15 days and 30 days in total individual (nymph & adult) observed in Actellic (95.77% & 98.21%) flowed by  Malathio (91.47% & 95.63%) , Sulfur (89.01% & 94.37%) , Admiral(88.94% & 93.86%) (Malathion+ Sulfer) (87.86 % & 94.37 %) Agrieen (86.52 % & 92.11%) and  Manf( 84.81 % & 89.59 %) respectively, while in the 2^nd season the data showed that the highest effect after 15 days in total individual (nymph & adult) observed in Actellic which recorded 95.55% followed by Malathion, Sulfer, Admiral, Agrieen , ( Malathion + Sulfer )  and manf which recorded 91.33%, 87.96 % , 87.51 %, 86.17 %, 85.33% and 84.71% respectively. while after 30 days the highest one was Actellic which recorded 98.3% followed by Sulfer, Malathion, Agrieen, Admiral, (Malathion+ Sulfer) and manf which recorded 94.79 %, 94.71%, 94.61%, 94.36%, 93.44% and 92.2% respectively.