Abstract:
Experiment was conducted at the University of Sudan for Science and Technology College of Agricultural Studies Laboratory insects in the natural conditions of the laboratory (room temperature). The experiment was in the month of April,2016. Guava samples were taken from infected samples from project of Alazarkab. About one hundred and twenty samples were positive . It is moistened with cold water in with machine gun in hand every day (morning) During the first five days full featured insects have been isolated insects. Fully formed males and females in Petri dishes. Each dish provided with ten full insect. Each dish was treated with different concentrations. The best result was obtained by concentration 30 g/L cafur.
