نتایج جستجو برای: cotton whitefly

تعداد نتایج: 22763  

Journal: :Journal of invertebrate pathology 2001
C J Funk W B Hunter D S Achor

The whitefly, Bemisia tabaci, B biotype (syn. B. arentifolii Bellows and Perring) (Homoptera:Aleyrodiae), is a major problem in agroecosystems throughout ropical and subtropical regions of the world. Large opulations of whiteflies reduce crop yields, cause conamination of plant parts with excreted honeydew, and ct as vectors of Begomoviruses and other plant viuses that cause serious economic lo...

حاتمی, بیژن , قهاری, حسن ,

Regarding the importance and high potential of Encarsia formosa Gahan (Hymenoptera: Aphelinidae) for control of the greenhouse whitefly, Trialeurodes vaporariorum Westwood (Homoptera: Aleyrodidae), the effect of different diets and storage of the parasitoid at low temperatures on its longevity and efficiency was studied. The average longevity of the parasitoid on different diets including honey...

Journal: :دانش گیاه پزشکی ایران 0
جعفر ابراهیمی فر گروه حشره شناسی و بیماری های گیاهی، پردیس ابوریحان، دانشگاه تهران ارسلان جمشیدنیا گروه حشره شناسی و بیماری های گیاهی، پردیس ابوریحان، دانشگاه تهران حسین اللهیاری گروه گیاه پزشکی، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج

the greenhouse whitefly, trialeurodes vaporariorum westwood (hem.: aleyrodidae) is a polyphagous and key pest that causes damaging to wide range of crops. the parasitoid wasp, eretmocerus delhiensis mani (hym.: aphelinidae) is a syn-ovigenic and thelytokous species that parasitizing greenhouse whitefly nymphs. in order to evaluation parasitoid wasp, eretmocerus delhiensis mani (hym.: aphelinida...

Journal: :Sustainability 2022

Considering the resistance development-potential of whitefly (Bemisia tabaci) against control tactics with limited action mechanisms, present study investigated accumulation two different silicon (Si) sources (SiO2 and K2SiO3) in cotton plants. The tested dose rates (0, 200, 400 mg/L) both Si were applied directly to soil or through foliar application on leaves. Moreover, a laboratory bioassay ...

Journal: :Journal of economic entomology 2001
C C Chu T J Henneberry E T Natwick D Ritter S L Birdsall

Adult whitefly Bemisia argentifolii Bellows & Perring trap (CC trap) catches were compared with suction type trap catches. CC trap catches were significantly correlated to the suction trap catches. Higher numbers of B. argentifolii adults were caught in CC traps oriented toward an untreated, B. argentifolii-infested, cotton field as compared with traps oriented toward Bermuda grass fields, farm...

Journal: :دانش گیاه پزشکی ایران 0
سمیرا حیدری گروه گیاهپزشکی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج حسین اللهیاری گروه گیاهپزشکی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج آزاده زاهدی گلپایگانی گروه گیاهپزشکی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج

greenhouse whitefly and two-spotted spider mite are two important pests on greenhouse crops. the polyphagous predatory mite amblyseius swirskii preys on both of these pests. in this research, predation of the predatory mite on different stages of both pests, prey stage preference of pests, prey preference and switching behavior of predator between preferred stage of greenhouse whitefly and two-...

Journal: :Zootaxa 2014
Zhu-Hong Wang Jian Huang Andrew Polaszek

Three new species of Baeoentedon Girault (Hymenoptera: Eulophidae) are described from China, Baeoentedon balios Wang, Huang & Polaszek sp. nov., Baeoentedon bouceki Wang, Huang & Polaszek sp. nov. and Baeoentedon virgatus Wang, Huang & Polaszek sp. nov. Both female and male of Baeoentedon balios were reared from the whitefly Pealius spina (Singh) (Hemiptera: Aleyrodidae) on the bodhi tree Ficus...

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