Kirkuk University Journal for Agricultural Sciences (KUJAS)

Effect of water extract of (Citrullus colocynthis) and (Nicotiana tabacum L.) on mortality of (Eotetranychus cucurbilaccrum) and insects (Aphis nerii)

https://doi.org/10.58928/ku15.06212
Volume 6, Issue 2
Autumn 2015
Page 101-112
Kirkuk University Journal for Agricultural Sciences (KUJAS)

Document Type : Research Paper

Authors

M. S. AL-juboory
B. M. Raza
M. M. Shaker
Abstract
Abstract
This study was conducted to evaluate the role of water extracts (0.25 , 50 , 75 and 100%) of (Citrullus colocynthis) and (Nicotiana tabacum L.) on mortality of (Eotetranyehus cucurbilaccarum) and (Aphis nerii). The result showed there are an significant effective on the mortalty of insects. The (Citrullus colocynthis) extraut cause (20 , 40 , 70 and 100%) and (30 , 50 , 80 and 100%) for (Eotetranychus cucurbilaccarum) and (A phis nerii) respectivehy while the (Nicotiana tabacum L.) (10 , 20 , 60 and 80%) and (10 , 30 , 50 and 70%) for (Eotetranychus cucurbilaccarum) and (Aphis nerii) respectively. The result show (Citrullus colocynthis) extract more effective thane (Nicotiana tabacum) extract at the same concentration .
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