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Evaluate the applied of the egg parasitoid trichogramma evanesces west. to, reduce the infestation of the lesser worm, spodoptera exigua HB. in sugar beet fields at El-Aiat, region, Giza governorate [electronic resource].

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Mahmoud, M. A

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Language: English Summary language: Arabic Description: p.741-747Other title:

تقييم الاستخدام التطبيقى لطفيل التريكوجراما فى خفض الإصابة بدودة ورق القطن الصغرى فى حقول بنجر السكر في منطقة العياط محافظة الجيزة [Added title page title]

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Mansoura university journal of plant protection and pathology, 2011 v. 2 (8) [electronic resource].

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In: Mansoura University Journal of Plant Protection and Pathology 2011.v.2(8)Summary: Four releases of egg-parasitoid Trichogramma evanesces West (Hymenoptera: Trichogrammatidae) to control Spodoptera exlgua Hb. were applied. Releases were carried out during March throughout the two seasons (2005/2006 and 200612007) in sugar beet fields at EL-Aiat, Giza Governorate. The four releases of the parasitoid successfully suppressed the infestation with S. exlgua on sugar beet plants. The percentage of reduction in larvae population of this insect were 83.8% in the first season and 80.0% in the second season.

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Four releases of egg-parasitoid Trichogramma evanesces West (Hymenoptera: Trichogrammatidae) to control Spodoptera exlgua Hb. were applied. Releases were carried out during March throughout the two seasons (2005/2006 and 200612007) in sugar beet fields at EL-Aiat, Giza Governorate. The four releases of the parasitoid successfully suppressed the infestation with S. exlgua on sugar beet plants. The percentage of reduction in larvae population of this insect were 83.8% in the first season and 80.0% in the second season.

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