Results 51 to 60 of about 25,367 (262)

Flea Beetle (Coleoptera: Chrysomelidae) Populations, Effects of Feeding Injury, and Efficacy of Insecticide Treatments on Eggplant and Cabbage in Southwest Virginia

open access: yesJournal of Economic Entomology, 2019
Flea beetles, are common pests of cabbage Brassica oleracea L. (Brassicales: Brassicaceae) and eggplant Solanum melongena L. (Solanales: Solanaceae), but little is known about the flea beetle populations in Virginia, their impact on yield, or the most ...
James A. C. Mason   +2 more
semanticscholar   +1 more source

Understanding the impact of host plant factors on the oviposition behaviour of the cabbage stem flea beetle (Psylliodes chrysocephala)

open access: yesAnnals of Applied Biology, EarlyView.
The cabbage stem flea beetle (Psylliodes chrysocephala) is an important pest of oilseed rape (Brassica napus) in Europe. The objective of the present study was to gain a better understanding of host plant related factors affecting its oviposition behaviour with the aim of developing new sustainable control strategies.
Thomas Giguère   +4 more
wiley   +1 more source

Relationship between the natural duration of diapause and post-diapause reproduction in the cabbage beetle, Colaphellus bowringi (Coleoptera: Chrysomelidae)

open access: yesEuropean Journal of Entomology, 2010
The cabbage beetle, Colaphellus bowringi Baly undergoes an imaginal summer and winter diapause in the soil; adult emergence is spread over several months to more than 2 years, with prolonged diapause occurring in certain adults under natural conditions ...
Xiao-Tang WEI   +5 more
doaj   +1 more source

Climate Change‐Induced Distribution Shifts of Keratin‐Feeding Beetle Omorgus (Omorgus) suberosus: Implications for Olive Ridley Sea Turtle Lepidochelys olivacea Conservation

open access: yesAnimal Conservation, EarlyView.
Our study projects significant climate change‐induced distribution shifts of a keratin‐feeding beetle Omorgus suberosus, with expansions into higher latitudes in Europe and North America and notable habitat losses in tropical regions by 2100. Ecological niche models predict a global habitat reduction of 9.5% under SSP2–4.5 and 20.8% under SSP5–8.5 ...
Janderson Batista Rodrigues Alencar   +4 more
wiley   +1 more source

Genus-group names of Afrotropical flea beetles (Coleoptera: Chrysomelidae: Alticinae): Annotated catalogue and biogeographical notes

open access: yesEuropean Journal of Entomology, 2010
This paper consists of an up to date annotated catalogue of the Afrotropical genera of Alticinae (Chrysomelidae), with biogeographical notes on the flea beetle fauna occurring in Sub-Saharan Africa and Madagascar.
Maurizio BIONDI, Paola D'ALESSANDRO
doaj   +1 more source

Jumping mechanisms and performance in beetles. I. Flea beetles (Coleoptera: Chrysomelidae: Alticini)

open access: yesJournal of Experimental Biology, 2016
The present study analyses the anatomy, mechanics and functional morphology of the jumping apparatus, the performance and the kinematics of the natural jump of flea beetles (Coleoptera: Chrysomelidae: Galerucinae: Alticini).
Konstantin Nadein, O. Betz
semanticscholar   +1 more source

Pheromone stereochemical specificity in the biology of the bean beetle Acanthoscelides obtectus

open access: yesAgricultural and Forest Entomology, EarlyView.
Abstract The dried bean beetle, Acanthoscelides obtectus, is a serious pest of legume crops, particularly Phaseolus vulgaris beans, and its management is challenging due to the beetle's cryptic larval stage. The major male‐produced pheromone of A. obtectus is methyl (E,R)‐2,4,5‐tetradecatrienoate, crucial for female attraction, with the (S)‐enantiomer ...
Anusha Mohan‐Kumar   +4 more
wiley   +1 more source

Effect of temperature on development and reproduction in Gastrophysa viridula (Coleoptera: Chrysomelidae)

open access: yesEuropean Journal of Entomology, 2003
The duration of development, reproduction and longevity of Gastrophysa viridula (DeGeer) was measured at constant temperatures and a long day photoperiod.
Alois HONEK   +2 more
doaj   +1 more source

Chrysomelidae

open access: yes, 2015
Published as part of Zuparko, Robert L., 2015, Annotated Checklist of California Encyrtidae (Hymenoptera), pp.
openaire   +3 more sources

Effects of Thermal Regimes, Starvation and Age on Heat Tolerance of the Parthenium Beetle Zygogramma bicolorata (Coleoptera: Chrysomelidae) following Dynamic and Static Protocols

open access: yesPLoS ONE, 2017
Temperature and resource availability are key elements known to limit the occurrence and survival of arthropods in the wild. In the current era of climate change, critical thermal limits and the factors affecting these may be of particular importance. We
F. Chidawanyika   +3 more
semanticscholar   +1 more source

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