Browsing by Author "Wakid, A. M."
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Combined effects of gamma radiation and Some physical factors on the rate of development of culex pipiens complex(L)
Wakid, A. M.; Hafez, M.; Abdel-Rahman, A. M.; Hafez, M.K.; واكد, عبد الفتاح مجاهد; حافظ, محمود; عبد الرحمن, أمنية; حافظ, مديحة كامل... more authors ... less authors ( Qatar University , 1993 , Article)The present work deals with the role of some physical factors, applied separately or combined with gamma radiation on the Fj rate of development of Culex pipiens L. when treated in the pupal stage. The results showed no ... -
Combined effects of oxygen, partial vacuum, temperature, humidity and gamma radiation on mating competitiveness of culex pipiens complex l. Males
Abdel Rahman, A. M.; Wakid, A. M.; Hafez, M.; Hafez, M. K.; عبد الرحمن, أمنية; واكد, عبد الفتاح مجاهد; حافظ, محمود; حافظ, مديحة كامل... more authors ... less authors ( Qatar University , 1993 , Article)When the pupal stage of Culex pipiens complex L. male mosquito was exposed to gamma radiation (60 Gy), oxygen, partial vacuum (0.1 torr), low temperature (10°C), for one or two hours, or low humidity (31% R. H.) for 3 ... -
Effects of gamma radiation on the activity of the mosquito culex pipiens L. II. Effects on the sexual vitality of the mosquito
El Banby, M. A. [محمد البنبي]; Wakid, A. M.; Shoman, A. A. ( Qatar University , 1988 , Article)The effects of 3 gamma doses on the sex vitality of the mosquito Culex pipiens L. were studied after irradiation of the larvae, pupae or newly emerged adults. No significant effect on the sex attraction was obseived when ... -
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 ... -
Effects Of Gamma Radiation On The Sexual Attraction Of The Mediterranean Fruit Fly. Ceratitis Capitata Wied
Wakid, A. M. [عبد الفتاح مجاهد واكد]; El-Kholy, Eman M. S.; Wakid, A. M. ( Qatar University , 1987 , Article)The Mediterranean fruit (ly, Ceratitis capitata Weid, was gamma irradiated as full grown pupae with 50, 70 and 90 gray. The produced adults were examined for their attractiveness to the non irradiated (normal) other sex. ... -
The influence of certain physical stresses on pulal mortality of Culex pipiens complex L. II. Effect of exposure to oxygen and partial vacuum.
Wakid, A. M.; Hafez, M.; Abdel-Rahman, A. M.; Osman, A. Z.; Hafez, M. K.; واكد, عبد الفتاح مجاهد; حافظ, محمود; عبد الرحمن, أمنية; عثمان, عزمي زكي; حافظ, مديحة كامل... more authors ... less authors ( Qatar University , 1993 , Article)The results indicated that when pupae were exposed to oxygen atmosphere for different periods ranging from V2 - 48 hours, the pupal mortality increased with increasing the exposure periods. The mortality reached to about ... -
The influence of oxygen, partial vacuum, temperature, relative humidity combined with gamma radiation on the mosquito, Culex pipiens complex l. I. Effect of exposure to temperature and relative humidity alone.
Hafez, Mahmood [محمود حافظ]; Abdel-Rahmen, A. M.; Osman, A. Z.; Wakid, A. M.; Hafez, M. K. ( Qatar University , 1993 , Article)The results revealed that a temperature of 10°C was the most effective temperature on pupal mortality of Culex pipiens complex L. followed by 32°C then 20 and 26°C. There was a gradual increase in pupal mortality with ...