Results 61 to 70 of about 25,780 (271)

Offspring performance does not explain oviposition preference in the leafminer Stigmella sorbi (Lepidoptera: Nepticulidae): a tri‐trophic perspective

open access: yesInsect Science, EarlyView.
We studied oviposition site selection in a leaf‐mining moth (Stigmella sorbi) on rowan trees (Sorbus aucuparia) in northwestern Russia, assessing larval performance across different shoot types, leaf positions, and leaflets. Larval survival was highest on long vegetative shoots, yet females showed no preference for these optimal sites.
Mikhail V. Kozlov, Vitali Zverev
wiley   +1 more source

Hitting the Sweet Spot: Glycans as Targets of Fungal Defense Effector Proteins

open access: yesMolecules, 2015
Organisms which rely solely on innate defense systems must combat a large number of antagonists with a comparatively low number of defense effector molecules.
Markus Künzler
doaj   +1 more source

Analyses of factors influencing the population dynamics of cereal aphids and their relevance to model extensions [PDF]

open access: yes, 2008
Aphids annually infest winter wheat, Triticum aestivum L., in late spring and early summer in Central Europe, but densities leading to strong yield losses are reached only occasionally (Basedow et al., 1994).
Hau, Bernhard   +2 more
core  

Fall armyworm (Spodoptera frugiperda Smith) feeding elicits differential defense responses in upland and lowland switchgrass [PDF]

open access: yes, 2019
Switchgrass (Panicum virgatum L.) is a low input, high biomass perennial grass being developed for the bioenergy sector. Upland and lowland cultivars can differ in their responses to insect herbivory.
Basu, Saumik   +5 more
core   +3 more sources

Effects of applying Trichoderma asperellum to rice (Oryza sativa) on phytobiome and plant responses

open access: yesAnnals of Applied Biology, EarlyView.
We investigated the effect of dipping at transplanting or post‐transplanting spray application on the root‐associated microbiome or leaf epiphytes via amplicon sequencing, and on plant responses via RNA‐seq. Both root dipping and foliar application with Trichoderma asperellum spore suspension only had a limited impact on the leaf epiphytes and root ...
Greg Deakin   +4 more
wiley   +1 more source

A Bacterial Endophyte from Apoplast Fluids Protects Canola Plants from Different Phytopathogens via Antibiosis and Induction of Host Resistance.

open access: yesPhytopathology, 2019
Endophytic bacteria colonize inner plant tissues and thrive at the apoplast, which is considered its main reservoir. Because this niche is the place where the main molecular events take place between beneficial and pathogenic microorganisms, the aim of ...
F. Romero   +4 more
semanticscholar   +1 more source

Drought Stress Promotes Aphis gossypii Growth but Decreases Host Attractiveness in Melon

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Drought stress is a significant environmental factor that affects plant physiology and growth, leading to considerable detrimental effects on crop productivity. Cucumis melo, which is widely cultivated for its economic value, is particularly susceptible to water scarcity.
G. Clemente‐Orta   +4 more
wiley   +1 more source

Aislamiento de microorganismos para control biológico de Moniliophthora roreri

open access: yesActa Agronómica, 2013
Moniliophthora roreri es un hongo que causa la moniliasis, una enfermedad de la mazorca en el cultivo de cacao (Theobroma cacao), con pérdidas hasta del 60% de la cosecha.
Liliana Yanet Suárez Contreras   +1 more
doaj  

Resistance of sugarcane, Saccharum spp., to the sugarcane aphid, Melanaphis sacchari (Zehntner) (Hemiptera: Aphididae), the vector of Sugarcane yellow leaf virus : S701M07 Insect related Interactions at a Multi-trophic Ecosystem [PDF]

open access: yes, 2012
The sugarcane aphid Melanaphis sacchari (Zehntner) (Hemiptera: Aphididae) is the main vector of the Sugarcane yellow leaf virus (SCYLV; genus Polerovirus, family Luteoviridae), a disease of economical importance in the sugarcane growing area.
Costet, Laurent   +4 more
core  

Effect of Endophytic Fungi on Thrips tabaci Development and Population Dynamics

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Endophytic fungi are promising biocontrol agents because they colonise healthy plant tissues asymptomatically while inducing systemic resistance that negatively affects herbivorous insects. We investigated whether treatments with the endophytes Trichoderma harzianum and Beauveria bassiana in two onion cultivars (Allium cepa L.; Sturon and Red ...
Ngoc Anh Vu   +2 more
wiley   +1 more source

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