Results 61 to 70 of about 751 (160)

The players in a mutualistic symbiosis: insects, bacteria, viruses, and virulence genes [PDF]

open access: yes, 2005
Aphids maintain mutualistic symbioses involving consortia of coinherited organisms. All possess a primary endosymbiont, Buchnera, which compensates for dietary deficiencies; many also contain secondary symbionts, such as Hamiltonella defensa, which ...
Degnan, Patrick H   +4 more
core   +2 more sources

Mitochondrial genome of Lipaphis pseudobrassicae (Davis, 1914) and phylogenetic analysis of Aphidinae(菜缢管蚜的线粒体基因组及蚜亚科的系统发育分析)

open access: yes浙江大学学报. 农业与生命科学版
Lipaphis pseudobrassicae (Davis, 1914) is an important agricultural insect pest. In this study, we sequenced and analyzed the entire mitochondrial genome of L.
LIN Xingyu(林兴雨), SONG Nan(宋南)
doaj   +1 more source

First record of Phaenoglyphis villosa (Hartig, 1841) from Korea (Hymenoptera: Cynipoidea : Figitidae: Charipinae) [PDF]

open access: yes, 2011
The first record of Phaenoglyphis villosa (Hartig, 1841) (Hymenoptera: Figitidae: Charipinae) from Korea is given herein, being the second record of this species from the continental Eastern Palaearctic.
Fülöp, D.   +3 more
core   +1 more source

Macroevolutionary Patterns in the Aphidini Aphids (Hemiptera: Aphididae): Diversification, Host Association, and Biogeographic Origins [PDF]

open access: yes, 2011
, the most diverse genus in the family. We used a combined dataset of one nuclear and four mitochondrial DNA regions. A molecular dating approach, calibrated with fossil records, was used to estimate divergence times of these taxa.Most generic ...
A Coeur d'acier   +115 more
core   +2 more sources

The genusUroleucon(Hemiptera: Aphididae: Macrosiphini) in Argentina, with descriptions of five new species [PDF]

open access: yesThe Canadian Entomologist, 2007
AbstractUroleuconis one of the largest genera of Macrosiphini, with 216 known species; it is one of the few genera of Aphidinae to have a diversification in South America, with 15 native species and 1 subspecies. Moreover, 7 introduced species have been recorded in South America.
Juan M. Nieto Nafría   +3 more
openaire   +1 more source

Aphid species (Hemiptera: Aphididae) reported for the first time in Tucumán, Argentina [PDF]

open access: yes, 2014
Aphids (Hemiptera: Aphididae) are considered among the most important pests all around the world. The total number of aphid species recorded in Argentina between 2003 and 2013 has risen from 200 to 237, which demonstrates the continuous introduction ...
Avila, Ana Lucía   +5 more
core   +2 more sources

Dinámica de vuelo de los áfídos (Homoptera: Aphididae) plaga de la judía de Asturias (Phaseolus vulgarís L.) y su relación con las condiciones ambientales [PDF]

open access: yes, 2010
Durante la campaña de cultivo de la judía del 2002 se estudió semanalmente la actividad de vuelo de los áfidos que afectan a este cultivo en cuatro fincas de judía {Phaseolus vulgaris L., 1753) situadas en distintas zonas productoras de Asturias.
Feito, Isabel   +2 more
core  

Barley Yellow Dwarf Virus (BYDV) y los áfidos en los arrozales levantinos: una prospección [PDF]

open access: yes, 1986
Se ha llevado a cabo una prospección de las poblaciones emigrantes de áfidos alados en el área de La Albufera de Valencia, zona donde se da el «enrojat» del arroz, enfermedad causada por una raza del Barley Yellow Dwarf Virus, y se discute aquí el ...
Garrido Vivas, A.   +2 more
core  

Hemiptera community and species responses to grassland sward islets [PDF]

open access: yes, 2016
Sward islet is a term that has been used to describe a patch of longer vegetation in a pasture produced by a reduction in cattle grazing around their dung. They are known to affect the abundance and distribution of grassland arthropods.
Dittrich, Alex D. K., Helden, Alvin J.
core  

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