safa_elmasry

Safa El-masry

Teadching-Assistant - Lecturer

Faculty of science

Address: Sohag university-Faculty of science- Zoology department

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Publications Which contain the keyword: Chemical composition

Chemical Composition of Buffalo’s Raw Milk and its Rural Products in some villages in Sohag Governorate

2018-10-31 16:40:05 Keywords Chemical composition, Buffalo’s Raw Milk,
Chemical Composition of Buffalo’s Raw Milk and its Rural Products in some villages in Sohag Governorate
بحث مستخرج من رسالة دكتوراة Read more

Chemical composition and bioactivity of Citrus aurantifolia and Citrus reticulata peel oils and enantiomers of their major constituents against Sitophilus zeamais.

2018-09-15 21:04:27 Keywords bioactivity, , peel oils, enantiomers, Chemical composition, stored grain pest,
Chemical composition and bioactivity of Citrus aurantifolia and Citrus reticulata peel oils and enantiomers of their major constituents against Sitophilus zeamais.
Peel oils from _Citrus aurantiifolia_ and C. _reticulata_ cultivated in northeastern Brazil were analyzed using gas chromatography with flame ionization detection and gas chromatography-mass spectrometry. The insecticidal activity of the oils and both enantiomeric forms of the main constituent – limonene [(R)-(+)-limonene and (S)-(−)-limonene] – was evaluated against _Sitophylus zeamais_ under laboratory condition. The results were compared with deltamethrin as ... Read more

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