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Register a new userAnalysis the phenomenon of forst and probability of occurrence in the south of syria
تحليل ظاهرة الصقيع واحتمال حدوثها في جنوب سورية
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Damascus University رسالة ماجستير
Publication date
2013
fields
Agricultural Engineering
and research's language is
العربية
Created by
Shamra Editor
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نفذ هذا البحث على ست محطات مناخية هي دمشق , درعا , السويداء , القنيطرة , عين العرب الجنوبية , سرغايا بهدف تحليل ظاهرة الصقيع في المنطقة الجنوبية وتم استخدام درجة الحرارة الصغرى لدراسة هذه الظاهرة ولفترة زمنية بلغت ثلاثين عاماً .
This research was carried out on six climatic stations: Damascus, Daraa, As-Suwayda, Quneitra, Southern Ain al-Arab, and Sergaya in order to analyze the phenomenon of frost in the southern region. The minimum temperature was used to study this phenomenon for a period of time that reached thirty years.
References used
أبو زخم , عبد الله , عزام حسن . (1982) . المناخ والأرصاد الجوية , جامعة دمشق كلية الزراعة .
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تم الحصول على المستخلصات الخشبية من المسكة (Robinia Pseudoacacia L .) وتم دراسة تأثير هذه المستخلصات في نمو الفطريات المحمولة في حبوب القمح صنف شام 8. والسمية النباتية لهذه المستخلصات في إنبات ونمو بادرات القمح في المخبر . كما تم اختبار قدرتها في ت
خفيض الإصابة بفطر Fusarium Sp. . في البيت البلاستيكي .
This research concludes an determination of some Culicinae mosquitoes
distributed in south of Syria.
The study show that there are 14 species, 3 of them were recorded for the
first time in the study area, these 3 species were described, illustrate
d , and
distinguished from related species ,the seasonal reproduction and the habitat
types of these were studied .
(Culex perexiguus , Cx.sinaiticus , Cx.territans).
A study for tribe Coccinellini (Coccinellidae, Coeloptera) was conducted in
south of Syria. The objective of this study was to determine the species and
their relative abundance. Members of this tribe important for biological control
because they
are primariy predators on aphids. The adults Coccinellids were
collected from agriclture and natural ecosystems from August 2001 the end of
July 2003. The results revealed the presence of 10 species belonging to 8 genera.
The investigation included their abundance and distribution in south of Syria.
The species Anisosticta novemdecimpunctata (L.) was recorded in Syria for the
first time. The Adonis ladybird, Hippodamia (Adonia) variegata (Goeze), was
the commonest species. and the most abundant ones were H. variegata (Goeze)
44.9%, Oenopia conglobata (L.) 27.7% and Coccinella septempunctata L.
10.5%.
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