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Qualitative and quantitative survey of the grasshoppers collected weekly during two successive years from garden weeds and one season from rice plants cultivated in two locations. Isolation of entomopathogenic fungi from dead and moribund collected grasshoppers. Studying the effect of some alternative pesticides two plant extract oils (garlic and sweet marjoram) and two entomopathogenic fungi on the 4th nymphal instar of schistocerca gregaria, compared with the recommended chemical insecticides, Dursban. Seventeen grasshopper species were obtained from garden weeds and nineteen species from rice plants, among them, 10 species were obtained from weeds and rice. i.e. twenty six species of grasshopper were collected from garden weeds and rice plant. Grasshoppers were collected weekly identified and classified into 3 groups as their annual counts / 20 sweeping groups. Relationship between weekly and seasonal count of each group; and some weather factors (max. and min. temp. and R.H.%) were determined by using simple correlation and regression coefficients.