Effect of Foliar Spray With Thyme Extract on Codling Moth (Cydia pomonella) Control and Some Fruit Quality of Pear (Pyrus communis L) Al-zafaraniyah selectee

1 Fakhraddin M. Hama-salih, 2 Anwar M.Raoof, 3 Rukhosh J.Rashed, 4 Jalil S.Hamid,  5 Aras F.Qdir
1,2,3 Dept. of Horticulture-Faculty of Agricultural Sciences-University of Sulaimani, 4 Directorate of Horticulture/general, 5 Directorate of Sulaimani Agriculture

The effect of water extract of thyme significantly reduced the infestation ratio of
codling moth, (Cydia pomonella) on pear fruits. The control gave the highest infestation
(18.60%), while 10% thyme recorded the lowest (8.02%),. Thyme extract treatments
caused significant increases with regard to the following fruit parameters : length,
diameters ,fresh weight ,and volumes . as well as Total acidity%, and total soluble

Key words: Pear, Cultivar, Al-zafaraniah, Cydia pomonella, Plant extracts;


[1]Clemente,S.,G.Mareggiani.,A.Broussalis.,V.Martino.and G.Ferraro. Insecticidal effects of
laminaceae species against stored products insects.Bol.San.Veg.Playas,29:421-426,2003.
[2]Wafaa,H.Saleh and Roaa,Th.Thamer. efficiency of different concentration of neem oil
against jasmine Whitefly (Aleuroclava jasmine) on citrus trees. Ninth Arab Congress of Plant
Protection, 19-23 November2006,Damascus,Syria.
Azad,M.A.K.,M.N.Yesmin and M.S.Islam. Effect of botanical extract on pest control in
brinjal field.J.Environ. Sci. and natural Resources,5(2):173-176,2012
[3]Akbar,M.M.,N.A.Al-Mansour and A.A.AL-Edani. Effect of plant extract of the leaves of
Lawsonia intermis L. and peel Quercus infectoria olive, on the biological aspect of the
blowfly Lucilia sericata (Diptera:Callphoridae) J.of Bassra for Sciene (B).(1):8-23:2011(in
[4]Duden,K.,S.sellars and M.A.Pszczolkowski. Preventing Fruit infestation by codling mouth
neonates with Artemisia extract Pestycydy /Pesticides, 2009(1-4),51-59.
[5]Geier,P.W. The life history of Codling Moth, Cydia pomonella (L) (Lepidoptera:
Tortricidae), in the Australian Capital Territory. Australian Journal of Zoology 11(3) 323 –
367. 1983.
[6]Angelov,I.,D.V.Bermejo.,R.P.Stateva.,G.Reglero.,E.Ibanez and T.Fornari. Extraction of
thymol from different varieties of Thyme plants using green solvents. 111 lberoamerican
Conference on Supercritical Fluids Cartagena de Indias (Coombia),2013.
[7]Cariac,M.J.,A.A Ferrero and T. Stadler. Effects of crude Plant extracts and mineral oil on
reproductive performance of the codling mouth Cydia pomonella L. (Lepidoptera:Tortricidae)
Bol.San.Veg.Plagas ,29:471-479,2013.
[8]A.O.A.C.(1995). Official Methods of Analysis 16th Ed .A.D.A.C. Intrenational