Results 41 to 50 of about 1,173 (172)

Resource quality determines the evolution of resistance and its genetic basis

open access: yesMolecular Ecology, Volume 29, Issue 21, Page 4128-4142, November 2020., 2020
Abstract Parasites impose strong selection on their hosts, but the level of any evolved resistance may be constrained by the availability of resources. However, studies identifying the genomic basis of such resource‐mediated selection are rare, particularly in nonmodel organisms.
Katherine E. Roberts   +8 more
wiley   +1 more source

What do we (need to) know about low-susceptibility of codling moth against Cydia pomonella granulovirus (CpGV)! [PDF]

open access: yes, 2006
In 2005, the first codling moth (CM) populations with a reduced susceptibility to Cydia pomonella granulovi-rus (CpGV) products have been observed. This phenomenon might be an indicator of an emerging resis-tance of CM to CpGV. This paper summarizes some
Jehle, Johannes A., Wahl-Ermel, Britta
core   +2 more sources

Comparison of the potential activities of viral and bacterial chitinases

open access: yesEgyptian Journal of Biological Pest Control, 2021
Background Chitin, a long-chain polymer of N-acetylglucosamine, is a major structural component of the insect exoskeleton and the peritrophic membrane (PM). Chitinases are able to effectively break down glycosidic bonds of chitin polymer thus can be used
Suleiman Abulikemu   +4 more
doaj   +1 more source

Monitoring and possibilities of controlling nematodes and fruit damaging pests of Rosa spp. with microbial-derived products

open access: yesJournal of Plant Protection Research, 2019
Interest in growing roses in Poland is related to the production of cut flowers as ornamentals and of petals and hips for cosmetics or food products. However, recently there has been an increasing number of reports of pest damage on rose plantations ...
Eligio Malusá   +2 more
doaj   +1 more source

Is the efficacy of biological control against plant diseases likely to be more durable than that of chemical pesticides?

open access: yesFrontiers in Plant Science, 2015
The durability of a control method for plant protection is defined as the persistence of its efficacy in space and time. It depends on (i) the selection pressure exerted by it on populations of plant pathogens and (ii) on the capacity of these pathogens ...
Marc eBardin   +7 more
doaj   +1 more source

Controlled beams of shock-frozen, isolated, biological and artificial nanoparticles

open access: yesStructural Dynamics, 2020
X-ray free-electron lasers promise diffractive imaging of single molecules and nanoparticles with atomic spatial resolution. This relies on the averaging of millions of diffraction patterns of identical particles, which should ideally be isolated in the ...
Amit K. Samanta   +6 more
doaj   +1 more source

Combining mutualistic yeast and pathogenic virus - a novel method for codling moth control [PDF]

open access: yes, 2013
The combination of a pathogenic virus and mutualistic yeasts isolated from larvae of codling moth Cydia pomonella is proposed as a novel insect control technique.
Knight, Alan, Witzgall, Peter
core   +1 more source

Progressive Adaptation of a CpGV Isolate to Codling Moth Populations Resistant to CpGV-M

open access: yesViruses, 2014
The NPP-R1 isolate of CpGV is able to replicate on CpGV-M-resistant codling moths. However, its efficacy is not sufficient to provide acceptable levels of control in natural (orchard) conditions.
Benoît Graillot   +5 more
doaj   +1 more source

Foliar application of microdoses of sucrose to reduce codling moth Cydia pomonella L. (Lepidoptera: Tortricidae) damage to apple trees [PDF]

open access: yes, 2016
BACKGROUND The effects of foliar applications of microdoses of sucrose to reduce the damage by the codling moth have been reported from nine trials carried in France and Algeria from 2009 to 2014.
Abbott   +70 more
core   +2 more sources

Bacsnp: Using Single Nucleotide Polymorphism (SNP) Specificities and Frequencies to Identify Genotype Composition in Baculoviruses

open access: yesViruses, 2020
Natural isolates of baculoviruses (as well as other dsDNA viruses) generally consist of homogenous or heterogenous populations of genotypes. The number and positions of single nucleotide polymorphisms (SNPs) from sequencing data are often used as ...
Jörg T. Wennmann   +2 more
doaj   +1 more source

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