Results 21 to 30 of about 286 (135)

Floral attraction and flower visitors of a subcanopy, tropical rainforest tree, Fontainea picrosperma

open access: yesEcology and Evolution, Volume 11, Issue 15, Page 10468-10482, August 2021., 2021
Pollinators beneath the rainforest canopy occupy a unique microclimate that is markedly different from the canopy environment that receives more light energy. We studied the floral attractants and floral visitors of a dioecious, subcanopy rainforest tree, Fontainea picrosperma (Euphorbiaceae), in northern Australia.
Elektra L. Grant   +5 more
wiley   +1 more source

Nanoparticle‐mediated double‐stranded RNA delivery system: A promising approach for sustainable pest management

open access: yesInsect Science, Volume 28, Issue 1, Page 21-34, February 2021., 2021
Abstract RNA interference (RNAi) targeting lethal genes in insects has great potential for sustainable crop protection. Compared with traditional double‐stranded (ds)RNA delivery systems, nanoparticles such as chitosan, liposomes, and cationic dendrimers offer advantages in delivering dsRNA/small interfering (si)RNA to improve RNAi efficiency, thus ...
Shuo Yan, Bin‐Yuan Ren, Jie Shen
wiley   +1 more source

Economic Injury Level of the Neotropical Brown Stink Bug Euschistus heros (F.) on Cotton Plants [PDF]

open access: yesNeotropical Entomology, 2016
In Brazil, the Neotropical brown stink bug, Euschistus heros (F.) (Hemiptera: Pentatomidae), commonly disperses from soybeans to cotton fields. The establishment of an economic treatment threshold for this pest on cotton crops is required. Infestation levels of adults of E.
M F, Soria   +3 more
openaire   +2 more sources

RNAi and CRISPR/Cas9 as Functional Genomics Tools in the Neotropical Stink Bug, Euschistus heros

open access: yesInsects, 2020
The Neotropical brown stink bug, Euschistus heros, is one of the most important stink bug pests in leguminous plants in South America. RNAi and CRISPR/Cas9 are important and useful tools in functional genomics, as well as in the future development of new
Deise Cagliari   +3 more
doaj   +1 more source

Effect of sublethal concentrations of insecticides associated with NaCl and KCl on feeding behavior and mortality of Euschistus heros and Diceraeus melacanthus (Hemiptera: Pentatomidae)

open access: yesSemina: Ciências Agrárias, 2022
Stink bugs are important pests of highly profitable agricultural crops worldwide, and the use of insecticides remains the main strategy for their control.
Paulo Sergio Gimenez Cremonez   +3 more
doaj   +1 more source

Potential phytoinsecticide of Annona mucosa (Jacq) (Annonaceae) in the control of brown stink bug

open access: yesBioscience Journal, 2016
Plant extract have been recognized as important natural source of insecticide. Herein, we assessed the toxicity of leaves-extract and seeds-extract of Annona mucosa (Annonaceae) against brown stink bug, Euschistus heros (F.) (Hemiptera: Pentatomidae), a ...
Leonardo Morais Turchen   +4 more
doaj   +3 more sources

Ultrastructural analysis of salivary glands in a phytophagous stink bug revealed the presence of unexpected muscles. [PDF]

open access: yesPLoS ONE, 2017
The exceptional abilities of stink bugs (Hemiptera: Pentatomidae) to colonize a diverse group of plants have been attributed to the feeding behaviors and the functions of the salivary complex of these insects.
Nathaly Castellanos   +5 more
doaj   +1 more source

Monitoring Resistance of Euschistus heros (Fabricius) (Hemiptera: Pentatomidae) to Insecticides by Using Encapsulated Artificial Diet Bioassay

open access: yesInsects, 2021
The novel ingestion bioassay method was developed for detecting and monitoring resistance of Euschistus heros by encapsulating an artificial liquid diet using Parafilm®.
Cristiane Maria Tibola   +3 more
doaj   +1 more source

Sequential sampling of Euschistus heros (Heteroptera: Pentatomidae) in soybean

open access: yesScientia Agricola, 2014
Integrated pest management programs for soybean (Glycine max (L.) Merrill) must be based on efficient sampling plans for estimating the pest population.
Leandro Aparecido de Souza   +5 more
doaj   +1 more source

Insecticide selectivity to Ooencyrtus submetallicus(Hymenoptera: Encyrtidae) under extended laboratory conditions

open access: yesPesquisa Agropecuária Tropical, 2020
Bioassays to evaluate the selectivity of pesticides to beneficial organisms are important tools to discriminate products compatible with biological pest control programs.
Willian Yoshio Sanomia   +2 more
doaj   +1 more source

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