The effect of essential oil about Hemolymph (blood) stored grain pests

The aim of study was found the alternative methods of insecticides to control of stored product insects. Classes of study: 1.Evaluation of insecticidal efficacy of six essential oils Fennel oil, Caraway, Cinnamon, Citronella, Nutmeg and black cumin by using residual film technique, against three stored product insects Sitophilus oryzae, Rhizopertha domenica and Tribolium castaneum. 2.Evaluation the effect of different essential oils on different haemocytes counts and haemocytes surface areas.