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Effects of Verticillium lecanii (Zimm.) Viegas on Toxoptera citricida Kirkaldy (Homoptera: Aphididae) and its Parasitoid Lysiphlebus testaceipes Cresson (Hymenoptera: Braconidae)
brown citrus aphid alate aphids
2015/3/9
The preponderance of susceptible sour orange (Citrus aurantium L.) rootstock has facilitated the spread of
Citrus tristeza virus (CTV) in Trinidad and Tobago. CTV is transmitted by the brown citrus ...
Determination of seasonal activity of the sweetpotato whitefly (Homoptera: Aleyrodidae) and leafhoppers (Homoptera: Cicadellidae) by plastic cup traps on the Çukurova Plain, Turkey.
sweetpotato whitefly leafhoppers seasonal activity Turkey
2015/2/2
The flight activities of adult sweetpotato whitefly, Bemisia tabaci, and leafhoppers were monitored by plastic cup traps at Boğalı, Taşçı, Hacıali, Doğankent and Bal...
Mortality of Metopolophium dirhodum (Homoptera: Aphididae) caused by strains of Erynia neoaphidis (Entomophthorales: Entomophthoraceae) from Slovakia and Greece
Erynia neoaphidis Metopolophium dirhodum Entomophthorales Slovakia Greece
2015/1/30
The aim of the study was to test isolates of Erynia neoaphidis originating from Slovakia and Greece for infectivity to Metopolophium dirhodum, and evaluate selected strains for their infectivity at di...
紫茎泽兰(Ageratina adenophora)和飞机草(Chromolaena odorata)是我国西南危害严重的两种外来入侵物种。笔者在云南省盈江县发现了一种昆虫——昆明旌蚧(Orthezia quadrua), 可以感染这两种外来入侵植物,并使其生活力下降直至死亡。该虫主要聚集于茎结处危害,吸食植株的汁液。这种昆虫的发现,表明在紫茎泽兰和飞机草的生境拓展过程中,本地昆虫已经与之建立起相...
Association of maize streak virus disease and its vectors (Homoptera: Cicadelidae) with soil macronutrients and altitudes in Kenya
Agro-ecology Cicadulina nitrogen phosphorus potassium and elevation
2010/9/14
Maize (Zea mays L.) is a staple food for more than 100 million people in Africa. Its production is constraint by maize streak virus (MSV) disease. This study investigated the interrelationships betwee...
Investigations on Natural Enemies, Some Biological Characteristics and Population Fluctuations of Lepidosaphes ulmi(L.)(Homoptera, Coccidae)Harmful
Natural Enemies Some Biological Characteristics Population Fluctuations
2009/1/16
This study was carried out from 1991 to 1993, in Van province (Erciş, Edremit, Gevaş), which aimed to find out the population fluctations, some biological characteristics and natural enemie...
Development and Fecundity of Aphis Gossypii Glover(Homoptera:Aphididae)on Three Malvaceae Hosts
Aphis Gossypii Glover Three Malvaceae Hosts
2009/1/15
Aphis gossypii Glover (Homoptera, Aphididae) obtained from cotton fields near Adana in the east Mediterranean region of Turkey were colonized on Gossypium hirsutumL. ‘Çukurova 1518’ in a clima...
Development, Survival and Reproduction of Three Coccinellids Feeding on Hyalopterus pruni(Geoffer)(Homoptera:Aphididae)
Scymnus apetzi Scymnus subvillosus Exochomus nigromaculatus
2009/1/13
The development, survival and fecundity of three aphidophagus coccinellid species, Scymnus apetzi (Mulsant), Scymnus subvillosus (Goeze) and Exochomus nigromaculatus (Goeze), were studied under labora...
Improving the Mass Rearing Possibilities of Serangium montazerii Fürsch(Coleoptera: Coccinellidae)on Different Host Plants of Bemisia tabaci(Genn.)(Homoptera:Aleyrodidae)
Serangium montazerii Bemisia tabaci biology life table
2009/1/13
The objectives of this study were to identify suitable plant species for mass rearing and to determine some biological characteristics of the predator Serangium montazerii Fürsch (Coleoptera: Coccinel...
Environmental and Host Plant Effects on Insecticide Susceptibility of the Cotton Aphid (Homoptera: Aphididae)
Environmental Host Plant Insecticide Susceptibility Cotton Aphid
2008/12/10
Insecticidal control of the cotton aphid (Aphis gossypii Glover) in California is often erratic. Genetic, selection-induced resistance is certainly a factor in many cases. However, field observations ...
Upland Cotton Susceptibility to Bemisia argentifolii (Homoptera: Aleyrodidae) Infestations
Bemisia argentifolii Cotton Susceptibility Infestations
2008/5/6
Seventeen upland cotton (Gossypium hirsutum L.) cultivars were evaluated in the field for susceptibility to Bemisia argentifolii Bellows and Perring in Imperial Valley, CA, from 1992 to 1996. All cult...