Results 31 to 40 of about 15,069 (231)

Ageing trajectory and longevity trade-off in an aphidophagous ladybird, Propylea dissecta (Coleoptera: Coccinellidae)

open access: yesEuropean Journal of Entomology, 2006
The ageing trajectory (trend in ageing) and reproduction-longevity trade-off in both sexes of the ladybird Propylea dissecta were studied. The ageing trajectories of both sexes were investigated in terms of reproductive performance, using initial ...
Geetanjali MISHRA, OMKAR
doaj   +1 more source

Harmonia axyridis: an environmental risk assessment for Northwest Europe [PDF]

open access: yes, 2008
In this paper, we summarize the international situation with respect to environmental risk assessment for biological control agents. Next, we apply a recently designed, comprehensive risk evaluation method consisting of a stepwise procedure to evaluate ...
Babendreier, D.   +3 more
core   +2 more sources

Control of Aphids on Spring Oats and Winter Wheat With Slow Release Granular Systemic Insecticides [PDF]

open access: yes, 2017
Aphid infestations (Homoptera: Aphididae) on spring oat (Avena sativa) cv. \u27Ogle\u27, and during the fall on winter wheat (Triticum aestivum) cv.
Araya, Jaime E, Cambron, Sue E
core   +3 more sources

Additional notes to the morphology of Hyperaspis pseudopustulata Mulsant, 1853 (Coleoptera: Coccinellidae) [PDF]

open access: yesJournal of Insect Biodiversity and Systematics, 2021
The ladybird Hyperaspis pseudopustulata Mulsant, 1853 was recently reported as the 13th species of the genus Hyperaspis of Iran. Because of the lack of sufficient details in the original description, here we provide more details of morphological features
Amir Biranvand   +4 more
doaj  

Occurrence of Harmonia axyridis (Coleoptera: Coccinellidae) in field crops

open access: yesEuropean Journal of Entomology, 2013
The Multicoloured Asian Ladybird, Harmonia axyridis Pallas (Coleoptera: Coccinellidae) is known to thrive principally in shrubby and arboreal habitats.
Axel VANDEREYCKEN   +4 more
doaj   +1 more source

Pathogen avoidance by insect predators [PDF]

open access: yes, 2008
Insects can detect cues related to the risk of attack by their natural enemies. Pathogens are among the natural enemies of insects and entomopathogenic fungi attack a wide array of host species.
Meyling, Nicolai V.   +3 more
core  

Markers of cognitive function in individuals with metabolic disease: Morquio Syndrome and Tyrosinemia Type III [PDF]

open access: yes, 2018
We characterized cognitive function in two metabolic diseases. MPS–IVa (mucopolysaccharidosis IVa, Morquio) and tyrosinemia type III individuals were assessed using tasks of attention, language and oculomotor function.
Blundell, James   +8 more
core   +3 more sources

Mandible composition and properties in two selected praying mantises (Insecta, Mantodea)

open access: yesThe Anatomical Record, EarlyView.
Abstract Insects process their food with their cuticle‐based mouthparts. These feeding structures reflect their diversity and can, in some cases, showcase adaptations in material composition, mechanical properties, and shape to suit their specific dietary preferences.
Malo Roze   +3 more
wiley   +1 more source

Increase in dark morphs and decrease in size during a range extension of Cheilomenes sexmaculata (Coleoptera: Coccinellidae)

open access: yesEuropean Journal of Entomology, 2015
The ladybird beetle Cheilomenes sexmaculata (Fabricius) is widely distributed throughout the intermediate latitudinal and equatorial regions. It exhibits elytral colour polymorphism with a geographical cline showing increased prevalence of melanic morphs
Yasuko KAWAKAMI   +2 more
doaj   +1 more source

The 28-spotted potato ladybird beetle Henosepilachna vigintioctomaculata (Motsch.) in Primorsky kray: the history of the pest (review)

open access: yesОвощи России, 2022
The 28-spotted potato ladybird beetle is an endemicspecies of the Russian Far East. Nowadays the potato ladybird beetle is widespread across Primorsky and Khabarovsky kray, south Sakhalin, Kunashir Island, and in China, Japan, and India.
M. V. Ermak   +2 more
doaj   +1 more source

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