Results 161 to 170 of about 8,553 (195)

Neotropical brown stink bug (Euschistus heros) resistance to methamidophos in Paraná, Brazil

open access: yesPesquisa Agropecuaria Brasileira, 2010
The objective of this work was to evaluate the soybean neotropical brown stink bug (Euschistus heros) resistance to methamidophos through laboratory bioassays.
Daniel R Sosa-Gómez
exaly   +2 more sources

Biologia reprodutiva de Euschistus heros (F.) (Heteroptera: Pentatomidae) [PDF]

open access: yesNeotropical Entomology, 1998
Estudou-se a biologia de Euschistus heros (F.) (Heteroptera: Pentatomidae) em laboratório sob 24±0,5ºC, 70±10% UR e fotofase de 14 h. O tempo médio de desenvolvimento até adulto foi de 38,6 d, sendo o 2º estádio ninfal, o de maior índice de mortalidade (10,4%). A longevidade de E. heros variou de acordo com o sexo e atividade sexual.
Miguel Borges, Evaldo F Vilela
exaly   +3 more sources

Euschistus heros mass rearing technique for the multiplication of Telenomus podisi [PDF]

open access: yesPesquisa Agropecuaria Brasileira, 2008
The objective of this work was to improve the mass rearing technique of Euschistus heros in laboratory. Nymphs and adults were reared at densities 100, 200, 300 and 400 eggs per Petri dish (9 cm diameter), and at 50, 100, 150 and 200 couples per rearing cages (900 mL), respectively.
Martin Pareja   +2 more
exaly   +4 more sources

Competition between the phytophagous stink bugs Euschistus heros and Piezodorus guildinii in soybeans [PDF]

open access: yesPest Management Science, 2016
The abundance and contribution of the neotropical brown stink bug, Euschistus heros (F.), and the redbanded stink bug, Piezodorus guildinii (West.), to the composition of insect pests of soybean, Glycine max (L.), fields have changed both spatially and ...
Raul N. C. Guedes   +2 more
exaly   +2 more sources

Heterorhabditis amazonensis to Control Euschistus heros (Hemiptera: Pentatomidae) in Laboratory and Field Conditions

Neotropical Entomology, 2022
This study evaluated the potential of entomopathogenic nematodes (EPNs) to control Euschistus heros (Fabricius) under laboratory and field conditions. Eight isolates of the species Heterorhabditis amazonensis were evaluated on field-collected and laboratory-reared insect populations. The isolates that performed best in the virulence test were evaluated
Douglas Martins Cecconello   +4 more
openaire   +2 more sources

Spatial Distribution of Euschistus heros (F.) (Hemiptera: Pentatomidae) in Soybean

Neotropical Entomology, 2013
Soybean bugs are major crop pests that cause significant reduction in harvest yield and influence grain quality. The aim of this study was to verify the spatial distribution of Euschistus heros (F.) (Hemiptera: Pentatomidae) in conventional and transgenic soybean cultivars.
Souza, L. A.   +5 more
openaire   +3 more sources

Histology of Damage Caused by Euschistus heros (F.) Nymphs in Soybean Pods and Seeds

Neotropical Entomology, 2021
The Neotropical brown stink bug, Euschistus heros (F.), feeds on stems, leaves, pods, and seeds of soybean, Glycine max (L.) Merrill. Knowledge of the damage that nymphs at different instars can cause to soybean pods and seeds, as well as efficient histological techniques for locating the salivary sheath are sparse.
Magda Andréia, Tessmer   +5 more
openaire   +2 more sources

Spatial Distribution of Euschistus heros (Hemiptera: Pentatomidae) in Cotton (Gossypium hirsutum Linnaeus)

open access: yesAnais Da Academia Brasileira De Ciencias, 2018
Recently, the Neotropical brown stink bug, Euschistus heros (Pentatomidae: Hemiptera), has been detected in cotton in the Brazilian Cerrado. Several reliable surveys have been conducted on the spatial distribution of stink bugs in soybean; however, few ...
Paulo E Degrande, Marcos Fernandes
exaly   +3 more sources

Euschistus heros (Fabricius)

Distribution Maps of Plant Pests
Abstract A new distribution map is provided for Euschistus heros (Fabricius) Hemiptera: Pentatomidae Hosts: soybean ( Glycine max ), cotton ( Gossypium hirsutum ), teak ( Tectona grandis ).
null CABI, null EPPO
openaire   +1 more source

Imidacloprid-mediated alterations on the salivary glands of the Neotropical brown stink bug, Euschistus heros

Ecotoxicology, 2021
The management of the Neotropical brown stinkbug Euschistus heros (Hemiptera: Pentatomidae) in soybean fields has been heavily dependent on the application of neonicotinoid insecticides. Neonicotinoids act primarily by impairing the function of the nicotinic acetylcholine receptors of the nervous system. These compounds also target specific organs (e.g.
Nathaly L, Castellanos   +5 more
openaire   +2 more sources

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