Results 21 to 30 of about 900 (159)

Integrative approach to the systematics of the endemic Svalbard aphid specis Macrosiphum calvulum (Hemiptera, Aphididae) using molecular morphological and reproductive system analysis [PDF]

open access: yesScientific Reports
Aphids in the Svalbard archipelago are limited to a few highly specialized species adapted to extreme Arctic conditions. Among them, the endemic species historically identified as Sitobion (Metobion) calvulum remains poorly studied.
Karina Wieczorek   +7 more
doaj   +2 more sources

Characteristics and Comparative Analysis of Mitochondrial Genomes of the Aphid Genus Hyalopterus Koch (Hemiptera: Aphididae: Aphidinae) [PDF]

open access: yesInsects
Using Illumina sequencing technology, we generated complete mitochondrial genomes (mitogenomes) of three constituent species of the aphid genus Hyalopterus Koch, Hyalopterus amygdali (Blanchard), Hyalopterus arundiniformis Ghulamullah, and Hyalopterus ...
Xiaolu Zhang   +4 more
doaj   +2 more sources

Updated Checklist of Food Plants of Species of Sitobion Mordvilko, 1914 (Macrosiphini: Aphididae: Hemiptera) in India

open access: yesInternational Journal of Biological and Environmental Investigations, 2022
Present article deals with the food plants of the species of Sitobion genus (Aphididae: Hemiptera) in India. Total 26 species of the genus Sitobion are recorded, out of which almost half of them are monophagous feeding on one or two plant species ...
Singh Garima, S. Rajendra
semanticscholar   +2 more sources

All 37 Mitochondrial Genes of Aphid Aphis craccivora Obtained from Transcriptome Sequencing: Implications for the Evolution of Aphids. [PDF]

open access: yesPLoS ONE, 2016
The availability of mitochondrial genome data for Aphididae, one of the economically important insect pest families, in public databases is limited. The advent of next generation sequencing technology provides the potential to generate mitochondrial ...
Nan Song, Hao Zhang, Hu Li, Wanzhi Cai
doaj   +2 more sources

Reproduction and fertility life table of three aphid species (Macrosiphini) at different temperatures [PDF]

open access: yesRevista Brasileira de Entomologia, 2010
Temperature is a key abiotic factor influencing the development and reproduction of aphids. The effect of temperature on the reproduction of three aphid species Aulacorthum solani (Kaltenbach), Macrosiphum euphorbiae (Thomas) and Uroleucon ambrosiae ...
B. Conti   +3 more
semanticscholar   +5 more sources

Drought has negative consequences on aphid fitness and plant vigor: Insights from a meta-analysis. [PDF]

open access: yesEcol Evol, 2021
Using meta‐analysis, we provide the first comprehensive analysis of drought stress on aphid fitness, showing negative effects across different host plant families, aphid tribes, and geographic regions. These negative effects were observed for different aphid fitness parameters and host specialisms and likely result from drought‐induced reduction in ...
Leybourne DJ   +4 more
europepmc   +2 more sources

Chromosome-level genome assembly for the horned-gall aphid provides insights into interactions between gall-making insect and its host plant. [PDF]

open access: yesEcol Evol, 2022
The genome of a galling aphid Schlechtendalia chinensis is 271.52 Mb. Nine‐seven percent of the assembled sequences were anchored onto 13 chromosomes. A total of 14,089 protein‐coding genes were predicted and 35 genes encoding salivary gland proteins have potential roles in gall formation and plant defense suppression.
Wei HY   +6 more
europepmc   +2 more sources

Aphids of the tribe Macrosiphini (Insecta: Homoptera: Aphididae) in Belarus [PDF]

open access: yesZoosystematica Rossica, 2012
Investigation of Macrosiphini in Belarus started in the 1900s. However, a regional checklist of Macrosiphini has not been published yet. Based on material preserved in our collections and data scattered across publications, we have compiled the first comprehensive list of Macrosiphini recorded from Belarus and briefly analysed it from the geographical ...
S. Buga, A. V. Stekolshchikov
semanticscholar   +3 more sources

TWO APHID SPECIES AND GENERA OF THE TRIBE MACROSIPHINI (HEMIPTERA: APHIDIDAE) NEW TO THE FAUNA OF SERBIA [PDF]

open access: yesActa entomologica serbica
First records of two Macrosiphini aphid genera new to the fauna of Serbia are presented with details on their morphology, biology, and distribution, accompanied by original photographs and illustrations.
Petrović-Obradović, Olivera   +1 more
core   +4 more sources

The preference-performance relationship as a means of classifying parasitoids according to their specialization degree. [PDF]

open access: yesEvol Appl, 2019
Abstract Host range in parasitoids could be described by the preference–performance hypothesis (PPH) where preference is defined as host acceptance and performance is defined as the sum of all species on which parasitoid offspring can complete their life cycle.
Monticelli LS   +6 more
europepmc   +2 more sources

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