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The relation between some pvercing suking insects and their associated predators populations on cotton plants at dakahlia governorate.
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Abstract: Aphis gossypii Glcv. population exhibited two annual distinct peaks during April and August on cotton plants. Also, Bemesia tabaci Genn. population showed two peaks of seasonal abundance in each season during May and September. Four distinct peaks were record to Empoasca spppopulations, one peak during June , two during July and last one during August in each seasons.
Coccinella undecimpunctata L. and Chrysoperla carnea Steph, approved to be the key predators affecting on_,A.gossypii population. while C. undecimpunctata and Paederus alfierii Koch were the most predators affecting on B.tabaci. On contrary, the main factor affecting Epoasca spp. Population was the daily mean temperature and the effects of predators was relatively low.
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| Publication year |
2005
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| Pages |
8107-8116
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| Availability location |
معهد بحوث وقاية النباتات 7ش نادى الصيد دقى- جيزة.
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| Availability number |
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| Organization Name |
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| City |
المنصورة
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| serial title |
مجلة جامعه المنصورة للعلوم الزراعية
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| ISSN |
1110-0346
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| Author(s) from ARC |
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| Agris Categories |
Protection of plants - General aspects
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AGROVOC
TERMS |
Aphis gossypii.
Bemisia tabaci.
Censuses.
Chrysoperla carnea.
Coccinella.
Empoasca.
Gossypium.
Insecta.
Paederus.
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| Publication Type |
Journal
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