Results 71 to 80 of about 14,648 (261)

Evaluating the potential of RNA interference for control of striped cucumber beetle, Acalymma vittatum (Fabricius) (Coleoptera: Chrysomelidae)

open access: yesPest Management Science, EarlyView.
SCB has a robust RNAi response to injected dsRNA, but oral RNAi is less efficient. Nucleases do not appear to be responsible for the discrepancy, suggesting other factors are involved. Abstract BACKGROUND The striped cucumber beetle (SCB) is a serious pest of cucurbit crops, causing damage both by feeding on plants and by vectoring plant diseases ...
Emine Kaplanoglu   +2 more
wiley   +1 more source

Efficacy of some pesticide alternatives on the desert locust Schistocerca gregaria (Forskal) under laboratory and field conditions [PDF]

open access: yesSVU-International Journal of Agricultural Sciences, 2019
The efficacy of chlorantraniliprole (Coragen®), spinosad (Tracer®) and fipronil (Coatch®) was tested under laboratory conditions against the 5th nymphal instars and adult stages of the Desert Locust Schistocerca gregaria (Forskal), using various ...
M. Soliman   +3 more
doaj   +1 more source

DsiRNA‐mediated silencing of Ceratitis capitata transformer or transformer‐2 leads to masculinization of XX embryos and systemic gene silencing in ovaries

open access: yesInsect Science, EarlyView.
We carried out functional studies using Dicer‐substrate small interfering RNAs (DsiRNAs), targeting the sex determination genes Cctransformer (Cctra) and Cctransformer‐2 (Cctra‐2) in the Mediterranean fruit fly (Ceratitis capitata). Microinjection of DsiRNAs into XX embryos (0‐1 h old) rapidly triggered the expression of male‐specific Cctra isoforms ...
Gennaro Volpe   +20 more
wiley   +1 more source

Regulation mechanisms of pheromone release in males of the desert locust, Schistocerca gregaria [PDF]

open access: yes, 2008
Die Wüstenheuschrecke, Schistocerca gregaria, kommt in zwei Phasen vor, die sich morphologisch, physiologisch und ethologisch unterscheiden (UVAROV 1966, PENER & YERUSHALMI 1998).
Kießling, Anke, Seidelmann, Karsten
core  

LsFAMeT and LsJHAMT coordinate JH biosynthesis to regulate fecundity in Laodelphax striatellus

open access: yesInsect Science, EarlyView.
The small brown planthopper (SBPH), Laodelphax striatellus, can trigger large‐scale outbreaks when encountering suitable habitats during migration due to their strong reproductive ability. This study investigated the role of juvenile hormone (JH) in regulating SBPH reproduction.
Yan Guo   +3 more
wiley   +1 more source

Occurrences of Swarming Locusts (Orthoptera : Acrididae) in the Maltese Islands during 1988 [PDF]

open access: yes, 1990
Two species of acridids, Schistocerca gregaria Forsk. and Locusta migratoria L., were recorded from the Maltese Islands during April-June 1988. These records were the result of stragglers reaching Maltese shores from the major outbreak areas in North ...
Cassar, Louis F.
core  

How tyramine β-hydroxylase controls the production of octopamine, modulating the mobility of beetles [PDF]

open access: yes, 2018
Biogenic amines perform many kinds of important physiological functions in the central nervous system (CNS) of insects, acting as neuromodulators, neurotransmitters, and neurohormones.
Chen, Xiao-Feng   +7 more
core   +2 more sources

Advice on animal and public health risks of insects reared on former foodstuffs as raw material for animal feed

open access: yesFood Risk Assess Europe, Volume 4, Issue 1, January 2026.
Abstract In the coming decades, there is expected to be a sharply increased demand for dietary proteins for humans and animals. As a result, there is an increasing focus on reared insects as a new source of protein. According to the Ministry of Agriculture, Nature and Food Quality (LNV), the use of food chain residual flows such as former foodstuffs as
L.F.F. Kox, D.T.H.M. Sijm
wiley   +1 more source

Comparison of reproductive traits of regular and irradiated male desert locust Schistocerca gregaria (Orthoptera: Acrididae): Evidence of last-male sperm precedence

open access: yesBiology Open, 2012
Summary The sterile insect technique (SIT) is increasingly used to control pest insect populations. The success of SIT control programs depends on the ability to release sterile males and on the capacity of sterile males to compete with wild males to ...
Severin Dushimirimana   +2 more
doaj   +1 more source

Early Intervention against Desert Locusts: Current Proactive Approach and the Prospect of Sustainable Outbreak Prevention

open access: yesAgronomy, 2021
The desert locust, Schistocerca gregaria (Forskål) (Orthoptera: Acrididae), a major Old World pest, is associated with agricultural losses and undesirable societal effects.
Allan T. Showler   +3 more
doaj   +1 more source

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