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Ekram Esmaeil Helmi
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Issue Date
Title
Author(s)
1982
Efficiency of certain organophosphorus insecticides on scale insects their natural enemies and the side effects on organge fruits in Egypt.
Ekram Esmaeil Helmi
1975
ل±UU1Etion of certain synthetic insecticides for the control of scale insects in A.R.E.
Ekram Esmaeil Helmi
