Results 71 to 80 of about 1,320 (179)

Toxic Effects of Sublethal Pyriproxyfen on Baseline Hemolymph Biochemical Balance in Euschistus heros

open access: yesApplied Sciences
The sublethal toxic effects of pyriproxyfen, an insect juvenile hormone analog (JHA) insecticide, on the circulating metabolite balance in the Neotropical brown stink bug, Euschistus heros, one of the main agronomic pests in South America, were ...
Paulo S. G. Cremonez   +4 more
doaj   +1 more source

Controle biológico de percevejos fitófagos da soja na região de Dourados, MS. [PDF]

open access: yes, 2011
Este trabalho teve como objetivo avaliar o parasitismo natural que ocorre em adultos e em ovos do percevejo-marrom da soja Euschistus heros (Fabricius), bem como multiplicar o parasitóide Telenomus podisi (Ashmead) e liberá-lo em lavouras de soja ...
ARCE, C. C. M.   +2 more
core  

Biological Characteristics and Thermal Requirements of Telenomus podisi and Trissolcus basalis (Hymenoptera: Scelionidae) in Fresh and Cryopreserved Eggs of Euschistus heros and Nezara viridula (Hemiptera: Pentatomidae)

open access: yesAgronomy
Brazil is one of the largest producers of pulses globally, and soybean ranks highly in terms of production. However, pests increase crop production costs and affect oilseed production and quality.
Regiane Cristina de Oliveira   +5 more
doaj   +1 more source

An invasive pentatomid pest in Argentina: neotropical brown stink bug, Euschistus heros (F.) (Hemiptera: Pentatomidae).

open access: yesNeotropical entomology, 2011
This is the first record on the invasion of the Neotropical brown stink bug, Euschistus heros (F.) in Paraná County (latitude 31º 51' 9.6" S, longitude 60º 32' 11.2" W), Entre Ríos province, Argentina. Five adults were intercepted in 2009/2010, one in crop residues and four on soybean fields. The expanding range in the distribution of E.
Saluso, A   +3 more
openaire   +3 more sources

Qualitative vs. Quantitative Damage: Identifying Critical Susceptibility Interval of Common Bean to Euschistus heros (Hemiptera: Pentatomidae)

open access: yesInsects
This study evaluated the susceptibility of common bean (Phaseolus vulgaris L.) cultivars to Euschistus heros feeding across various phenological stages.
Bruna Teixeira Baixo   +6 more
doaj   +1 more source

Ecological compatibility of GM crops and biological control [PDF]

open access: yes, 2009
Insect-resistant and herbicide-tolerant genetically modified (GM) crops pervade many modern cropping systems (especially field-cropping systems), and present challenges and opportunities for developing biologically based pest-management programs ...
Aaron J. Gassmann   +220 more
core   +3 more sources

Trade-Offs between Temperature and Fitness in \u3ci\u3eEuschistus heros\u3c/i\u3e (Fabricius) (Hemiptera: Pentatomidae): Implications for Mass Rearing and Field Management [PDF]

open access: yes, 2023
The brown stink bug, Euschistus heros (Fabricius, 1798) (Hemiptera: Pentatomidae), is one of the most abundant soybean stink bug pests in Brazil. Temperature is a key factor that affects its development and reproduction, and fluctuating temperatures may ...
Barrufaldi, Ana Paula Frugeri   +5 more
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Use of chromatin remodeling ATPases as RNAi targets for parental control of western corn rootworm (Diabrotica virgifera virgifera) and Neotropical brown stink bug (Euschistus heros)

open access: yesInsect Biochemistry and Molecular Biology, 2016
RNA interference (RNAi) is a gene silencing mechanism that is present in animals and plants and is triggered by double stranded RNA (dsRNA) or small interfering RNA (siRNA), depending on the organism. In the western corn rootworm (WCR), Diabrotica virgifera virgifera LeConte (Coleoptera: Chrysomelidae), RNAi can be achieved by feeding rootworms dsRNA ...
Fishilevich, Elane   +13 more
openaire   +3 more sources

Fitness cost of resistance to bacillus thuringiensisin velvetbean caterpillar anticarsia gemmatalishübner (lepidoptera, noctuidae). [PDF]

open access: yes, 2017
Selection pressure to obtain resistant genotypes can result in fitness cost. In this study, we report the effects of the selection pressure of a commercial formulation of Bacillus thuringiensis on biological aspects of a Dipel-resistant strain of ...
MIRANDA, J. E., SOSA-GÓMEZ, D. R.
core  

Suscetibilidade de Anticarsia gemmatalis (Hubner) (Lepidoptera: noctuidae) ao metomil. [PDF]

open access: yes, 2012
Anticarsia gemmatalis Hubner (Lepidoptera: Noctuidae) é uma das principais pragas desfolhadoras da cultura da soja. Para monitorar a eficiência do controle químico das populações a um determinado inseticida, é importante que se determine a ...
SANTANA, G. K. S.   +2 more
core  

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