Results 91 to 100 of about 3,934 (216)

Oviposition, Feeding Preferences and Distribution of Delia Species (Diptera: Anthomyiidae) in Eastern Canadian Onions

open access: yesInsects, 2020
Delia antiqua, Delia platura and Delia florilega are three root maggot species commonly considered pests in Eastern Canadian onions. The onion maggot, D.
Julia J. Mlynarek   +5 more
doaj   +1 more source

Searching for wheat resistance to aphids and wheat bulb fly in the historical Watkins and Gediflux wheat collections [PDF]

open access: yes, 2017
Insect pests can reduce wheat yield by direct feeding and transmission of plant viruses. Here we report results from laboratory and field phenotyping studies on a wide range of wheat, including landraces from the Watkins collection deriving from ...
Bansal   +31 more
core   +2 more sources

First report and injury of Delia sanctijacobi (Bigot, 1885) (Diptera: Anthomyiidae) on tomato crop in Brazil

open access: yesEntomological Communications
The root maggot fly, Delia sanctijacobi (Bigot, 1885) (Diptera: Anthomyiidae), is an emerging pest of many vegetables. In this note, we report for the first time the occurrence of D.
Rodolfo V. Castilhos   +3 more
doaj   +1 more source

STRUCTURAL DAMAGE AND GALL INDUCTION BY PEGOMYA CURTICORNIS AND PEGOMYA EUPHORBIAE (DIPTERA: ANTHOMYIIDAE) WITHIN THE STEMS OF LEAFY SPURGE (EUPHORBIA × PSEUDOVIRGATA) (EUPHORBIACEAE) [PDF]

open access: yes, 2017
Leafy spurge (Euphorbia × pseudovirgata [Schur]) is an herbaceous perennial and serious weed of European origin that has been accidently introduced into North America.
Gassmann, Andre, Shorthouse, Joseph D.
core  

Countdown to 2010: Can we assess Ireland’s insect species diversity and loss? [PDF]

open access: yes, 2010
peer-reviewedThe insects are the most diverse organisms on this planet and play an essential role in ecosystem functioning, yet we know very little about them.
McCormack, Stephen   +4 more
core   +1 more source

Faunistic Contributions to the Superfamilies Oestroidea and Muscoidea (Insecta: Diptera) of Greece and Cyprus: New Records from Five Calyptrate Families

open access: yesInsects
Knowledge of the Oestroidea and Muscoidea fauna of Greece and Cyprus remains fragmentary, with substantial parts of the two countries having never been systematically surveyed. The present study verifies the presence of Scathophaga stercoraria (Linnaeus,
Gabriella Dimitra Rakopoulou   +4 more
doaj   +1 more source

Les dommages d’insectes aux racines [PDF]

open access: yes, 2005
Bien que les racines constituent une partie importante de la biomasse végétale, les insectes qui leur sont associés ainsi que leurs impacts sur la biologie, la physiologie et l’écologie des plantes sont peu connus à l’exception des ravageurs agricoles d ...
Roy, Michèle
core   +1 more source

Oviposition Preference of Botanophila Flies (Diptera: Anthomyiidae) towards Stroma Size of Epichloë (Hypocreales: Clavicipitaceae) Hosts [PDF]

open access: yes, 2017
Stromata of grass-infecting fungi from the genus Epichloë (Clavicipitaceae: Ascomycota) serve as a food source and egg-laying surface for flies of genus Botanophila (Diptera: Anthomyiidae).
Górzyńska, K.   +3 more
core  

Emergence Patterns of Delia radicum (Diptera: Anthomyiidae) Populations from North Carolina and New York [PDF]

open access: yes, 2017
Cabbage maggot, Delia radicum (L.), populations from North Carolina (Fletcher and Scaly Mountain) and New York (Geneva and Highland) were surveyed to detect differences in the emergence pattern of flies from overwintered pupae.
Eckenrode, C. J.   +2 more
core  

Asymmetrical nature of the Trollius-Chiastocheta interaction: insights into the evolution of nursery pollination systems [PDF]

open access: yes, 2015
The mutualistic versus antagonistic nature of an interaction is defined by costs and benefits of each partner, which may vary depending on the environment.
Aanen   +62 more
core   +1 more source

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