Browsing by Author "Abdu, R. M."
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Biological effects of gamma radiation on stored product insects. 4 - radiation effects on sex pheromone production and perception by the rust-red flour beetle. Tribolium castaneum (herbst)
Abdu, R. M.; Abdel-Kader, Maissa M.; Hussein, M. A.; Abdel-Rahman, H. A.; عبده, رضا محمد; عبد القادر, مايسة محمد; حسين, محمد عادل; عبد الرحمن, هاشم علي... more authors ... less authors ( Qatar University , 1985 , Article)Irradiation of the rust-red flour beetle, T. castaneum at different doses of gamma radiation considerably affected sex pheromone production by females and perception by males. The production of sex pheromone by virgin ... -
Effects of gamma radiation on the Elemental composition of the flour moth Ephestia kuhniella z
Souka, Soheir; Ashry, Hoda; Abdu, R. M.; El Sawaf, Bahira; Abbasy, Somaya; سوكة, سهير; العشري, رضا; عبده, رضا محمد; الصواف, بهيرة محمود; العباسي, سمية أحمد... more authors ... less authors ( Qatar University , 1994 , Article)The effect of gamma radiation on the elemental composition of larvae, pupae and adults stages of the flour moth Ephestia kuhniella after irradiation of eggs to the sterilizing dose was studied. The elemental composition ... -
Effects Of Gamma Radiation On The Mating Activity Of The Mediterranean Fruit Fly. Ceratitis Capitata Weid
Wakid, A. M.; El-Kholy, Eman M. S.; Abdu, R. M.; واكد, عبد الفتاح مجاهد; عبده, رضا محمد; الخولي, إيمان... more authors ... less authors ( Qatar University , 1987 , Article)Full grown pupae of the Mediterranean fruit fly, Ceratitis capitata Weid were exposed to three doses of gamma radiation, 50 70 and 90 gray. The effects of irradiation on the fly mating activity were studied. There was no ... -
Effects Of Gamma Radiation On The Motility And Attraction Of The Mediterranean Fruit Fly Ceratitis Capitata Wied, To Light, Colours And Odour
Abdu, R. M.; Wakid, A. M.; El-Kholy, Eman M. S.; عبده, رضا محمد; واكد, عبد الفتاح مجاهد; الخولي, إيمان محمد سعيد... more authors ... less authors ( Qatar University , 1988 , Article)Full grown pupae of the Mediterranean fruit fly, Ceratitis capitata were irradiated at three gamma dosages (50, 70 and 90 gray). The different effects on the motility and attraction to light colours and odour of the produced ... -
Influence of the cowpea weevil, callosobruchus maculatus f., and the saw - toothed grin beetls, oryzaephilus surinamensis L. On the moisture content and mould growth in stored grains
Abdel Razik, Naima A.; Abdu, R. M.; Abdel Fattah, Hoda M.; عبد الرزاق, نعيمة عبد الرؤوف; عبده, رضا محمد; عبد الفتاح, هدى محمد... more authors ... less authors ( Qatar University , 1986 , Article)Presence of the cowpea weevil, Callosobruchus maculatus F., and the saw-toothed grain beetle, Orvxaephilus surinamensis L., and their propagation in cowpea and wheat, resulted in raising the moisture content of infested ... -
A Preliminary List Of The Insect Fauna Of Qatar
Abdu, R. M.; Shaumar, Nagat F.; عبده, رضا محمد; شومر, نجاة فريد ( Qatar University , 1985 , Article)The present paper give a preliminary account of the entomofauna of Qatar. It has a complex composition, the species are a heterogenous group with diverse distribution patterns. The account does not lay to completeness. ...