tarek_ali

Tarek T. Ali

Professor - Professor

Faculty of science

Address: Chemistry Department, Faculty of Science, Sohag University, Sohag, P.O.Box 82524, Egypt

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Publications Which contain the keyword: plant extracts


2018-11-18 14:33:36 Keywords repellent, , antifeedent, , plant extracts, , Spodoptera littoralis,
Repellent, Antifeedent and Toxic Effects of Certain Plant Extracts on Cotton Leafworm, Spodoptera littoralis Boisd.
Two plants, i.e. Anthemis melanopodia and Artemesia monosperma were tested against the 4th instars larvae of Spodoptera littoralis (Boisd.) under laboratory conditions. Four crude extracts (Hexane, Chloroform, Ethyl acetate and Ethanol) from each of the two plants used were evaluated by two different technique, i.e. residual films and dipping. Results indicated different percentage of mortality in larval depending on the ... Read more

Antibacterial activity of certain plant extracts against bacterial wilt of tomato.
Five isolates of _Ralstonia solanacearum_ were isolated from a naturally wilted root of tomato plants grown in Assiut governorate. The antibacterial activity of extract of Datura, Garlic and Nerium were tested in controlling _R. solanacearum__in vitro_ and _in vivo_. Garlic exhibited the strongest antibacterial activity against bacterial wilt _in vitro_ and _in vivo_ followed by Datura and then Nerium. Cold ... Read more

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