تأثير مستخلص المركبات الفينولية لثمار وأوراق نبات السيسبانSesbania sesban(L.) في بعض جوانب الأداء الحياتي لحشرة خنفساء اللوبيا الجنوبية Callosobrucus maculatus(F.) (Coleoptera : Bruchidae)

Abstract

The present study showed that the effect of extracts phenolic compounds crud for fruits and leaves of Sesbania sesban at concentration of (0, 0.25, 0.5, 1, 2) % on some biological performances of southern bean beetle known as Callosobruchus maculatus., and studying effect of attractant and repellent of phenolic compounds extracts fruits and leaves in the adult,by using the appliance of chemical Cemotropometer. Eggs mortality rate was 67.05 and 67.66% for fruits and leaves respectively at a concentration of 2mg/ml as compared with 14.06 and 15.4% in the control treatment. Cummaltive mortality rates of immature stage were58.25 and 59.21% at a concentration 2% for fruits and leaves respectively compared with 14.61% in the control treatment. The percentages of attractant and repellent were 0 ,13.33% and 80 , 73.33% respectively for fruits and leaves.