Repellent and Insecticide Activity of Pelargonium x hortorum against Spodoptera littoralis (Boisd.)

2012 ◽  
Vol 67 ◽  
pp. 0398 ◽  
Author(s):  
Mohamed Farag ◽  
Mohamed H. M. Ahmed ◽  
Heba Yousef ◽  
Samy S. El-badawey ◽  
Melegi A. Abd El-Ghany ◽  
...  
2012 ◽  
Vol 67 (7-8) ◽  
pp. 398-404 ◽  
Author(s):  
Mohamed Farag ◽  
Mohamed H. M. Ahmed ◽  
Heba Yousef ◽  
Samy S. El-badawey ◽  
Melegi A. Abd El-Ghany ◽  
...  

Insecticide and repellent activity of an acetone extract and oil from fresh leaves of Pelargonium x hortorum (cv. Orangesonne) were evaluated against the 2nd and 4th instar larvae of Spodoptera littoralis (Boisd.) (Lepidoptera: Noctuidae). The oil showed medium toxicity against the 2nd instar and low toxicity against the 4th instar larvae, while the extract showed high significant toxicity at all concentrations tested against the two instars. On the other hand, both oil and extract exhibited highly significant repellency against the two tested instars. Volatile constituents of the oil were also identified by GC-MS analysis.


2013 ◽  
Vol 21 (2) ◽  
pp. 212
Author(s):  
MingCheng GUO ◽  
BaoTong LI ◽  
LiMei TANG ◽  
XinLiang PING ◽  
XiaoHua LI ◽  
...  
Keyword(s):  

1980 ◽  
Vol 45 (8) ◽  
pp. 2247-2253 ◽  
Author(s):  
Václav Konečný ◽  
Štefan Varkonda ◽  
Vojtech Kubala

Syntheses of O-ethyl-S-propyl-O-(1-alkyl, phenyl-5-chloro, alkoxy-6-oxo-1H-pyridazine-4-yl) esters of dithiophosphoric acid are described. The compounds were investigated for their IR and UV spectra and for their contact and system activities as insecticides, acaricides, ovicides, fungicides and herbicides. Some of the compounds proved efficient acaricides; compound VIII also had an insecticide activity.


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