Results 111 to 120 of about 13,196 (241)

Respiratory metabolism of the pea aphid, Acyrthosiphon pisum (Hemiptera: Aphididae)

open access: yesEuropean Journal of Entomology, 2012
The respiratory metabolism of different polyphenic forms of the pea aphid, including wingless and winged asexual females (virginoparae), sexual females (oviparae) and winged or wingless adult males, was investigated using a micro-respirographic method ...
Karel SLÁMA, Pavel JEDLIČKA
doaj   +1 more source

The Aphids (Homoptera: Aphididae) Associated With Bell Peppers and Surrounding Vegetation in Southern Illinois [PDF]

open access: yes, 2018
Outbreaks of cucumber mosaic virus (CMV) disease, caused by an aphid- transmitted pathogen, greatly reduced yields of bell pepper in southern Illinois in the mid-1990s.
Kagezi, Godfrey H   +2 more
core   +2 more sources

Actividad repelente del aceite esencial de Eucalyptus globulus Labill. (Myrtaceae) y Mentha x piperita L. (Lamiaceae) en Acyrthosiphon pisum Harris (Hemiptera: Aphididae)

open access: yesDominguezia, 2019
En la región semiárida pampeana Acyrthosiphon pisum Harris afecta la implantación de las pasturas de alfalfa reduciendo el stand de plantas. La principal forma de control es por medio de insecticidas sintéticos.
Lilian R. Descamps   +3 more
doaj   +2 more sources

Untersuchungen zum Einsatz von Pflanzenstärkungsmitteln im ökologischen Futtererbsenanbau [PDF]

open access: yes, 2005
There is a great requirement for cultivation of grain legumes (e.g. peas) in organic farming systems (protein supply for animals, biological nitrogen fixation, previous crop effects). The occurrence of pests and diseases, e.g.
Böhm, Dr. Herwart   +2 more
core  

The spread of new viral pathogens and phytoplasmas in cultivated plants and their risks

open access: yesFood Risk Assess Europe, Volume 4, Issue 1, January 2026.
Abstract The study contains a description of the genome and particles, spectrum of host plants, geographical distribution, forecast of spread and impacts on agricultural production, disease symptoms, life cycle, and means of protection in integrated and organic production in the Czech Republic for 22 plant viruses, 3 viroids and 4 phytoplasmas, in ...
wiley   +1 more source

Pyrosequencing the transcriptome of the greenhouse whitefly, Trialeurodes vaporariorum reveals multiple transcripts encoding insecticide targets and detoxifying enzymes. [PDF]

open access: yes, 2011
Published onlineJournal ArticleResearch Support, Non-U.S. Gov'tBACKGROUND: The whitefly Trialeurodes vaporariorum is an economically important crop pest in temperate regions that has developed resistance to most classes of insecticides.
Bass, C   +9 more
core   +3 more sources

Evolutionary study of duplications of the miRNA machinery in aphids associated with striking rate acceleration and changes in expression profiles

open access: yesBMC Evolutionary Biology, 2012
Background The sequencing of the genome of the pea aphid Acyrthosiphon pisum revealed an unusual expansion of the miRNA machinery, with two argonaute-1, two dicer-1 and four pasha gene copies.
Ortiz-Rivas Benjamín   +5 more
doaj   +1 more source

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