Results 161 to 170 of about 1,201 (191)
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Impact of Insecticides Used in Soybean Crops to the Egg Parasitoid Telenomus podisi (Hymenoptera: Platygastridae)

Neotropical Entomology, 2017
The objective of this study was to evaluate possible side effects of insecticides used in soybean crops on pupae and adults of the egg parasitoid Telenomus podisi Ashmead (Hymenoptera: Platygastridae) under laboratory conditions. The protocol was adapted from standard methodology stablished by the Pesticides and Beneficial Organisms Working Group of ...
C S, Stecca   +5 more
openaire   +2 more sources

Intra- and Interspecific Host Discrimination in Telenomus podisi and Trissolcus euschisti (Hymenoptera: Scelionidae)

Annals of the Entomological Society of America, 1988
Telenomus podisi Ashmead and Trissolcus euschisti (Ashmead) are sympatric scelionid stink bug egg parasitoids whose intraspecific host discrimination is based on external post-ovipositional host egg markings. There is no interspecific host discrimination.
M. S. Okuda, K. V. Yeargan
openaire   +1 more source

Toxicity of soybean-registered agrochemicals to Telenomus podisi and Trissolcus basalis immature stages

Phytoparasitica, 2018
Biological control of phytophagous bugs in soybean crops is efficiently performed by egg parasitoids, such as Telenomus podisi and Trissolcus basalis. Based on this, the use of agrochemicals in these crops must be managed consciously, making use of pesticides that are selective to the egg of these parasitoids, in order to ensure a balanced ecosystem ...
Ronaldo Zantedeschi   +5 more
openaire   +1 more source

Volatiles Mediating Parasitism of Euschistus conspersus and Halyomorpha halys Eggs by Telenomus podisi and Trissolcus erugatus

Journal of Chemical Ecology, 2016
This study identified chemicals found on the eggs of two stink bug species, one native to western North America, Euschistus conspersus, and an invasive species from Asia, Halyomorpha halys. The responses of two scelionid egg parasitoids, Trissolcus erugatus and Telenomus podisi, toward natural stink bug egg volatiles, and synthetic reconstructions of ...
Roberta, Tognon   +5 more
openaire   +2 more sources

Influence of original host on chemotaxic behaviour and parasitism in Telenomus podisi Ashmead (Hymenoptera: Platygastridae)

Bulletin of Entomological Research, 2014
AbstractThe egg parasitoid Telenomus podisi is a natural control agent of pentatomids, including Euschistus heros and Tibraca limbativentris, and success of parasitism is dependent upon the parasitoid finding the host. We tested the influence of host egg volatiles and the synthetic sex pheromone (zingiberenol) of T.
R, Tognon, J, Sant'Ana, S M, Jahnke
openaire   +2 more sources

Side-effects of pesticides used in irrigated rice areas on Telenomus podisi Ashmead (Hymenoptera: Platygastridae)

Ecotoxicology, 2017
Telenomus podisi Ashmead (Hymenoptera: Platygastridae) is an important agent for the biological control of stink bug eggs in irrigated rice areas and the best strategy for its preservation is the use of selective pesticides. The aim of this study was to know the side-effects of pesticides used in Brazilian irrigated rice areas on egg parasitoid T ...
Juliano de Bastos, Pazini   +5 more
openaire   +2 more sources

Behavior of Telenomus podisi (Hymenoptera: Platygastridae) Adults under Overwintering Conditions

Journal of Entomological Science, 2017
Abstract  To assess overwintering refuge preferences by Telenomus podisi Ashmead, artificial refuges of varying geometries and composition were provided to wasps when exposed to overwintering conditions in an environmental chamber. Field sampling of leaf-litter and tree bark was also used in an effort to determine site preference of overwintering wasps.
Sriyanka Lahiri   +3 more
openaire   +1 more source

Toxicity of Pesticide Tank Mixtures from Rice Crops Against Telenomus podisi Ashmead (Hymenoptera: Platygastridae)

Neotropical Entomology, 2017
The use of insecticides, herbicides, and fungicides commonly occurs in mixtures in tanks in order to control phytosanitary problems in crops. However, there is no information regarding the effects of these mixtures on non-target organisms associated to the rice agroecosystem.
J, de B Pazini   +6 more
openaire   +2 more sources

Response of the Egg Parasitoids Trissolcus basalis and Telenomus podisi to Compounds from Defensive Secretions of Stink Bugs

Journal of Chemical Ecology, 2009
We tested the hypotheses that host-searching behavior of the egg parasitoids Telenomus podisi and Trissolcus basalis may be differentially influenced by the different blends of volatiles released from the metathoracic glands of adult stink bug host species.
Raúl A, Laumann   +4 more
openaire   +2 more sources

A Persistent Multispecies Stinkbug Iflavirus Found in the Egg Parasitoid, Telenomus Podisi

SSRN Electronic Journal, 2022
Ethiane Rozo dos Santos   +5 more
openaire   +1 more source

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