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Mostrando ítems 281-290 de 336
Espermatogênese e comportamento nucleolar em espécies da família pentatomidae (Heteroptera) de importância econômica
(Universidade Estadual Paulista (Unesp), 2009-02-18)
Os Heteroptera constituem um dos mais importantes grupos de insetos do ponto de vista econômico, pois a maioria, durante os estádios de ninfa e adulto, alimenta-se de plantações ou grãos armazenados para o consumo humano. ...
cis-Jasmone e Tween 20 na indução de metabólitos secundários em soja e seus efeitos em insetos-praga
(Universidade Estadual Paulista (Unesp), 2012-12-05)
A pulverização com os tratamentos água; água + Tween 20; e água + Tween 20 + cis-Jasmone nos genótipos BRS 134, IAC 100 e Dowling afetaram negativamente o peso de insetos-praga da soja. Plantas de soja pulverizadas no ...
Desarrollo y validación de tecnologías de monitoreo automático de chinches (Hemiptera: Pentatomidae) en cultivos de soja
(2022-12-20)
En la Argentina, las especies más importantes por las pérdidas de rendimiento que generan en la soja (Glycine max L.) son Nezara viridula (L.) y Piezodorus guildinii (W.). El monitoreo se realiza mediante paño vertical, ...
Egg parasitoid wasps as natural enemies of the neotropical stink bug Dichelops melacanthusVespas parasitoides de ovos como inimigos naturais do percevejo neotropical Dichelops melacanthus
(Embrapa Informação TecnológicaPesquisa Agropecuária Brasileira, 2010)
The objective of this work was to determine the potential of five species of Scelionidae wasps - Telenomus podisi, Trissolcus basalis, Trissolcus urichi, Trissolcus teretis and Trissolcus brochymenae - as natural enemies ...
Monitoramento da população de percevejos pentatomídeos no arroz irrigado com a aplicação do sistema de informação geográfica
(Universidade Federal de Santa MariaCentro de Ciências Rurais, 2013-08-13)
The rice (Oryza sativa L.) distinguished as one of the major crops of the Rio Grande do Sul State, in this, many insect pests contribute to lost productivity, among them, the stink bugs pentatomids gain prominence. This ...
Seletividade de inseticidas alternativos a Telenomus podisi Ashmead (Hymenoptera: Scelionidae)
(Universidade Tecnológica Federal do ParanáPato BrancoPrograma de Pós-Graduação em Agronomia, 2011-02-11)
The aim of this study was to verify the selectivity of alternative insecticides to the egg parasitoid, Telenomus podisi (Ashmead) (Hymenoptera: Scelionidae). The following products were evaluated: Compostonat, Natuneem, ...
The conservation of number and location of 18S sites indicates the relative stability of rDNA in species of Pentatomomorpha (Heteroptera)
(Canadian Science Publishing, Nrc Research Press, 2013-07-01)
Fluorescent in situ hybridization (FISH) with rDNA probes has been used for comparative cytogenetics studies in different groups of organisms. Although heteropterans are a large suborder within Hemiptera, studies using ...
Response of Soybean Genotypes Challenged by a Stink Bug Complex (Hemiptera: Pentatomidae)
(Oxford Univ Press Inc, 2016-04-01)
Pentatomids (stink bugs) are major pests of soybean, Glycine max (L.) Merril. These pests reach high levels of infestation, cause severe damage to seeds by feeding, are linked to leaf retention, and are difficult to control. ...
Peptide composition, oxidative and insecticidal activities of nectar from flowers of Spathodea campanulata P. Beauv
(2017-03-01)
The growing demand for food has intensified the search for compounds of plant origin to protect field crops from predators and pathogens, as these compounds have less environmental impact and are considered healthier than ...
Diversity, Seasonality, and Egg Parasitism of Hemipteran (Coreidae and Pentatomidae) from a Cowpea Crop in Northeastern Brazil
(2019-04-01)
We report here on the diversity and composition of Coreidae and Pentatomidae species, as well as their egg parasitoids collected on cowpea (Vigna unguiculata [L.] Walp) (Fabaceae) plants from a field in Teresina, ...