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Articles 1231 - 1260 of 4226

Full-Text Articles in Entomology

Descripción De Un Nuevo Género Y Especie De Longicornio Áptero De Perú (Coleoptera: Cerambycidae), Cristian Pineda, Mauricio Cid-Arcos Nov 2017

Descripción De Un Nuevo Género Y Especie De Longicornio Áptero De Perú (Coleoptera: Cerambycidae), Cristian Pineda, Mauricio Cid-Arcos

Insecta Mundi

Se describe e ilustra Polytuberotum metachroma Pineda y Cid-Arcos gen. nov. y sp. nov. (Coleoptera: Cerambycidae) proveniente de Perú. El nuevo género es fácilmente distinguible de Tuberolamia Breuning por su frente transversa y pronoto con espinas laterales y protuberancias discales.

Polytuberotum metachroma Pineda and Cid-Arcos gen. nov. and sp. nov. (Coleoptera: Cerambycidae) from Peru is described and illustrated. The new genus is easily distinguished from Tuberolamia Breuning by its transverse frons and pronotum with lateral spines and discal protuberances.


Description Of The Female Of Solenoptera Tomentosa Lingafelter, 2015 (Coleoptera: Cerambycidae: Prioninae: Solenopterini), Sergio Devesa, Elier Fonseca, Alejandro Barro Nov 2017

Description Of The Female Of Solenoptera Tomentosa Lingafelter, 2015 (Coleoptera: Cerambycidae: Prioninae: Solenopterini), Sergio Devesa, Elier Fonseca, Alejandro Barro

Insecta Mundi

The female of Solenoptera tomentosa Lingafelter, 2015 (Coleoptera: Cerambycidae: Prioninae: Solenopterini) is described and illustrated for the first time.

La hembra de Solenoptera tomentosa Lingafelter, 2015 (Coleoptera: Cerambycidae: Prioninae: Solenopterini) es descrita e ilustrada por primera vez.


A Preliminary Catalogue Of The Moths (Lepidoptera Except Papilionoidea) Of Tobago, West Indies, Matthew J. W. Cock Nov 2017

A Preliminary Catalogue Of The Moths (Lepidoptera Except Papilionoidea) Of Tobago, West Indies, Matthew J. W. Cock

Insecta Mundi

This catalogue comprises records of 355 species of moths (non-papilionoid Lepidoptera) from Tobago, of which 15 are partially identified. Of this total, all except 17 (5%) are known from Trinidad, although not all these records from Trinidad are published yet. Of these 17, eleven are expected to occur in Trinidad as they also occur on the mainland of South America and two are only known from Tobago but will probably also occur in Trinidad. This leaves just four species (1% of the total) that are known from the Lesser Antilles and are currently not known from further south than Tobago. …


Contribution To The Knowledge Of Chilean Gelechiidae (Lepidoptera: Gelechioidea), Danilo E. Cepeda Nov 2017

Contribution To The Knowledge Of Chilean Gelechiidae (Lepidoptera: Gelechioidea), Danilo E. Cepeda

Insecta Mundi

A synopsis of the Chilean Gelechiidae (Lepidoptera: Gelechioidea) is presented, including an annotated list of species with geographic distributions and a compilation of previous references. New distribution records for four species are provided.

Spanish abstract

Se presenta una sinopsis de los Gelechiidae de Chile (Lepidoptera: Gelechioidea), que incluye un listado, con su distribución geográfica y una recopilación de antecedentes bibliográficos previos. Se entregan nuevos registros de distribución para cuatro especies.


Current Status Of Pseudococcidae (Hemiptera: Coccoidea) In South Korea, Ah-Ram Son, Soo-Jung Suh Nov 2017

Current Status Of Pseudococcidae (Hemiptera: Coccoidea) In South Korea, Ah-Ram Son, Soo-Jung Suh

Insecta Mundi

Thirty-one species of mealybugs (Hemiptera: Pseudococcidae) are reported from South Korea based upon monitoring surveys conducted from 2010 to 2016, along with a dichotomous key to separate them. Six species, Nipaecoccus nipae (Maskell), Palmicultor lumpurensis (Takahashi), Planococcus citri (Risso), Pseudococcus dendrobiorum Williams, Pseudococcus longispinus (Targioni-Tozzetti), and Pseudococcus orchidicola Takahashi, known only to occur in greenhouses, are considered as adventive mealybug species to South Korea; of these, P. citri has already established in the exterior environment in South Korea.


Nebline, November/December 2017 Nov 2017

Nebline, November/December 2017

NEBLINE Newsletter Archive from Nebraska Extension in Lancaster County

Feature: 4-H’ers Grow Into True Leaders through Service

Food & Health

Farm & Acreage

Pests & Wildlife

Horticulture

Early Childhood

4-H & Youth

and other extension news and events


Hexapod Herald - Vol. 29, No. 5, November 2017 Nov 2017

Hexapod Herald - Vol. 29, No. 5, November 2017

Hexapod Herald and Other Entomology Department Newsletters

Contents: Welcome - Congratulations - ESA National Annual Meeting News, November 5-8. 2017, Denver, CO - Student News - Faculty News - Publications - Blast from the Past - Meet an Online Student - Grants - BugFest 2017


Georges Brossard, An Advocate For Insects, Stéphane Le Tirant, Brett C. Ratcliffe Nov 2017

Georges Brossard, An Advocate For Insects, Stéphane Le Tirant, Brett C. Ratcliffe

Department of Entomology: Faculty Publications

People are strange. They’ve built botanical gardens for plants, planetariums for understanding the planets, zoos for large animals, aviaries for birds, and aquariums for fish, but nothing for insects! It’s as though this class of animals doesn’t count. And yet, of all the creatures on Earth, insects are some of the most important. They are food sources, garbage collectors, decomposers, producers, controllers and pollinators. And what do people do for them in return? We hunt them down with insecticides, pesticides, fungicides and herbicides. It’s time to reconcile humans with insects, a very classy class. I’m going to build a temple …


New State Records For Nearctic False Click Beetles (Coleoptera: Eucnemidae), Robert L. Otto, Ken D. Karns Oct 2017

New State Records For Nearctic False Click Beetles (Coleoptera: Eucnemidae), Robert L. Otto, Ken D. Karns

Insecta Mundi

New state records for 49 species of Eucnemidae (Coleoptera) are reported throughout the United States and a single species is newly reported from Utah. Diagnostic remarks are offered for Xylophilus crassicornis Muona and distributional observations are discussed for Dirrhagofarsus lewisi. The importance of retaining by-catch from statewide, regional, and national surveys for future studies is also discussed.

Over the last five years, opportunities were presented on many occasions to identify more than 1500 Eucnemidae from four private collections and eight institutional collections. Most of the specimens recently studied and identifi ed came from the Carnegie Museum of Natural History as …


A New Subspecies Of Eupatorus Gracillicornis Arrow, 1908 From Southern Vietnam (Coleoptera, Scarabaeidae, Dynastinae), Sergey Moskalenko Oct 2017

A New Subspecies Of Eupatorus Gracillicornis Arrow, 1908 From Southern Vietnam (Coleoptera, Scarabaeidae, Dynastinae), Sergey Moskalenko

Insecta Mundi

A new subspecies, Eupatorus gracillicornis prandii ssp. nov. (Coleoptera, Scarabaeidae, Dynastinae), from Southern Vietnam, is described and illustrated.

Eupatorus gracillicornis was described by G. J. Arrow (1908), the holotype was collected in Dong Van in North Vietnam (Dechambre 1975). This species is also distributed in India (Assam), Myanmar, Thailand, Laos, China, Cambodia and Malaysia. Until recently, only one aberration and three subspecies had been described, in addition to the nominative subspecies. The aberration is E. gracillicornis ab. cinctus Endrödi (Endrödi 1985). The subspecies E. gracillicornis edai Hirasawa was described from the Dawna range, near the central border of Myanmar and …


Nemonychidae And Anthribidae Of Wisconsin (Coleoptera: Curculionoidea), Julia Janicki, Daniel K. Young Oct 2017

Nemonychidae And Anthribidae Of Wisconsin (Coleoptera: Curculionoidea), Julia Janicki, Daniel K. Young

Insecta Mundi

A statewide survey of Wisconsin’s Nemonychidae and Anthribidae (Coleoptera: Curculionoidea) was conducted over one full (2012) and two partial (2011, 2013) fi eld seasons. Specimens were collected using a variety of techniques. Two species of the nemonychid genus Cimberis and 22 species of Anthribidae in 13 genera are now confi rmed. Generic and species-level keys for Wisconsin species are provided along with generic and species diagnoses. Species treatments also include a synonymy, a description, and information on natural history, phenology, distribution and collecting methods. Dorsal and lateral habitus images are also provided for most of the species.

(Download = low-res …


Descripción De Una Nueva Especie Del Genero Tetraleurodes Cockerell (Hemiptera: Aleyrodidae) Y Clave Para Las Especies De México, Oscar Ángel Sánchez-Flores, Vicente Emilio Carapia-Ruiz, Oswaldo García-Martínez, José Angel Villarreal-Quintanilla, Antonio Castillo-Gutiérrez Oct 2017

Descripción De Una Nueva Especie Del Genero Tetraleurodes Cockerell (Hemiptera: Aleyrodidae) Y Clave Para Las Especies De México, Oscar Ángel Sánchez-Flores, Vicente Emilio Carapia-Ruiz, Oswaldo García-Martínez, José Angel Villarreal-Quintanilla, Antonio Castillo-Gutiérrez

Insecta Mundi

Se describe con medidas, dibujos e imágenes obtenidas con microscopio compuesto, una nueva especie de mosca blanca, Tetraleurodes dorsibandas Sánchez y Carapia sp. nov. (Hemiptera: Aleyrodidae) que se encontró alimentándose de Casimiroa edulis (Rutaceae) y Ehretia tinifolia (Boraginaceae) en Morelos y Oaxaca (México), respectivamente. La especie se diferencia de Tetraleurodes perileuca (Cockerell) por tener el raquis en forma de bandas, presentar estructuras en forma de mosaico irregular en la parte media de los segmentos abdominales y la presencia de setas cefálicas. Se proporciona una clave de las especies de México y se enlistan las especies del nuevo mundo.

A …


Description Of A New Nearctic Species Of Tragosoma Audinet-Serville (Coleoptera: Cerambycidae: Prioninae), With Species Validations, New Synonymies And A Lectotype Designation, Serge Laplante Oct 2017

Description Of A New Nearctic Species Of Tragosoma Audinet-Serville (Coleoptera: Cerambycidae: Prioninae), With Species Validations, New Synonymies And A Lectotype Designation, Serge Laplante

Insecta Mundi

Tragosoma soror (Coleoptera: Cerambycidae: Prioninae), a new Nearctic species, is described and compared to its North American congeners. Tragosoma harrisii LeConte, revised status, and Tragosoma spiculum Casey, revised status are both resurrected from synonymy and considered valid species distinct from T. depsarium (Linnaeus). The Mexican T. nigripenne Bates is confirmed as a valid species. Tragosoma chiricahuae Linsley, new synonym, is placed in synonymy under T. spiculum Casey, and T. sodale Casey, new synonym, T. parvicolle Casey, new synonym, and T. repens Casey new synonym are placed in synonymy under T. harrisii. Tragosoma repens is …


Nebline, October 2017 Oct 2017

Nebline, October 2017

NEBLINE Newsletter Archive from Nebraska Extension in Lancaster County

Feature: Floodwater and Stormwater Can Contaminate Water Wells

Food & Health

Farm & Acreage

Pests & Wildlife

Horticulture

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4-H & Youth

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Field Evidence Challenges The Often-Presumed Relationship Between Early Male Maturation And Female-Biased Sexual Size Dimorphism, Marie Claire Chelini, Eileen Hebets Oct 2017

Field Evidence Challenges The Often-Presumed Relationship Between Early Male Maturation And Female-Biased Sexual Size Dimorphism, Marie Claire Chelini, Eileen Hebets

Eileen Hebets Publications

Female-biased sexual size dimorphism (SSD) is often considered an epiphenomenon of selection for the increased mating opportunities provided by early male maturation (i.e., protandry). Empirical evidence of the adaptive significance of protandry remains nonetheless fairly scarce. We use field data collected throughout the reproductive season of an SSD crab spider, Mecaphesa celer, to test two hypotheses: Protandry provides fitness benefits to males, leading to female-biased SSD, or protandry is an indirect consequence of selection for small male size/large female size. Using field-collected data, we modeled the probability of mating success for females and males according to their timing of …


Two New Genera And Species Of Tiger Beetles From Baltic Amber (Coleoptera: Carabidae: Cicindelinae), Jürgen Wiesner, Kipling Will, Joachim Schmidt Sep 2017

Two New Genera And Species Of Tiger Beetles From Baltic Amber (Coleoptera: Carabidae: Cicindelinae), Jürgen Wiesner, Kipling Will, Joachim Schmidt

Insecta Mundi

Two fossil tiger beetle species (Coleoptera, Carabidae, Cicindelinae) are described from Eocene Baltic amber using light microscopic and X-ray microscopic techniques. Both species are considered representatives of the subtribe Iresina Rivalier, 1971 due to the shared combination of character states: glabrous head, six labral and four suborbital setae, and glabrous pronotum. Palaeopronyssiformia groehni Wiesner, Will, and Schmidt, new genus, new species, is characterized by a glabrous and furrowed head with six labral setae, large eyes, presence of two supraorbital setae on each side, mandibles with two teeth of the incisor region, and a glabrous and furrowed pronotum. Palaeoiresina cassolai Wiesner, …


First Record Of The Ligurian Leafhopper, Eupteryx Decemnotata Rey (Hemiptera: Cicadellidae) In Pennsylvania, Claire Ciafre, Lawrence Barringer Sep 2017

First Record Of The Ligurian Leafhopper, Eupteryx Decemnotata Rey (Hemiptera: Cicadellidae) In Pennsylvania, Claire Ciafre, Lawrence Barringer

Insecta Mundi

Eupteryx decemnotata (Hemiptera: Cicadellidae) is reported from Pennsylvania for the fi rst time, a new state record.


Biological Aspects And Redescription Of The Weevil Revena Plaumanni Bondar (Coleoptera: Curculionidae), Marcoandre Savaris, Silvana Lampert, Germano H. Rosado-Neto, Fernando Willyan Trevisan Leivas, Paul Roberto Valle Da Silva Pereira Sep 2017

Biological Aspects And Redescription Of The Weevil Revena Plaumanni Bondar (Coleoptera: Curculionidae), Marcoandre Savaris, Silvana Lampert, Germano H. Rosado-Neto, Fernando Willyan Trevisan Leivas, Paul Roberto Valle Da Silva Pereira

Insecta Mundi

Redescription of adult and observations of the weevil Revena plaumanni Bondar (Coleoptera: Curculionidae), preying on seeds of the palm tree Butia eriospatha (Mart. ex Drude) Becc. (Arecaceae), as well as oviposition and larval behavior, pupation site, and adult emergence are reported for the fi rst time in Brazil. Photos of host plant, immature forms (egg, larva and pupa) and adult are given. Illustrations of male and female genitalia are also provided.


Nebline, September 2017 Sep 2017

Nebline, September 2017

NEBLINE Newsletter Archive from Nebraska Extension in Lancaster County

Feature: Early Childhood Educators Benefit from Mindfulness Reflection

Food & Health

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Pests & Wildlife

Horticulture

Early Childhood

4-H & Youth

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Economic Injury Levels For Aphis Glycines Matsumura (Hemiptera: Aphididae) On The Soybean Aphid Tolerant Ks4202 Soybean, Lia Marchi-Werle, Edson L.L. Baldin, Hillary D. Fischer, Tiffany Heng-Moss, Thomas Hunt Sep 2017

Economic Injury Levels For Aphis Glycines Matsumura (Hemiptera: Aphididae) On The Soybean Aphid Tolerant Ks4202 Soybean, Lia Marchi-Werle, Edson L.L. Baldin, Hillary D. Fischer, Tiffany Heng-Moss, Thomas Hunt

Department of Entomology: Faculty Publications

The soybean aphid, Aphis glycines Matsumura (Hemiptera: Aphididae), is an invasive species from Asia that has been the major economic insect pest of soybeans, Glycine max (L.) Merrill, since 2000. While use of soybeans expressing antibiosis and antixenosis is a well-studied strategy to manage this pest, aphid-tolerant soybeans remain underexplored. This study examined the relationship between cumulative aphid-days (CAD) and yield loss in the tolerant soybean KS4202 during two growing seasons to determine the economic injury levels (EILs) for soybean aphids on KS4202. Soybean aphid infestations were initiated during the soybean reproductive stages. A range of CAD treatments (3,000–45,000 CADs) …


Six New Species And A New Country Record Of Coleoxestia Aurivillius, 1912 (Coleoptera, Cerambycidae, Cerambycinae), Antonio Santos-Silva, James E. Wappes Aug 2017

Six New Species And A New Country Record Of Coleoxestia Aurivillius, 1912 (Coleoptera, Cerambycidae, Cerambycinae), Antonio Santos-Silva, James E. Wappes

Insecta Mundi

Six new species of Coleoxestia Aurivillius, 1912 (Cerambycidae, Cerambycinae, Cerambycini) are described: C. clarkei from Bolivia; C. chemsaki and C. eyai from Peru; C. fragosoi and C. rafaeli from Brazil; and C. hovorei from Ecuador. Coleoxestia rachelae Eya and Chemsak is also newly recorded from Peru (new country record). Dorsal, ventral and lateral illustrations along with illustrations of various other structures are provided for each of the new species. In some cases, existing key couplets by Eya and Chemsak (2005) or Martins and Monné (2005) are modifi ed to help separate a new species from similar existing species. A …


A Fourth Account Of Centipede (Chilopoda) Predation On Bats, T. Todd Lindley, Jesús Molinari, Rowland M. Shelley, Barry N. Steger Aug 2017

A Fourth Account Of Centipede (Chilopoda) Predation On Bats, T. Todd Lindley, Jesús Molinari, Rowland M. Shelley, Barry N. Steger

Insecta Mundi

With an incident in Palo Duro Canyon, Texas, USA, Scolopendra heros Girard (Chilopoda: Scolopendromorpha: Scolopendridae) becomes the third centipede species known to prey on bats; S. gigantea Linnaeus and S. viridicornis Newport have been so documented in Venezuela and Brazil, respectively. The Texas predation was interrupted by the predator/prey pair’s falling around 15–20 m from the canyon wall and, perhaps also, by human presence where they landed. The centipede uncoiled and retreated to shelter under a nearby rock and, after initial immobilization, so did the bat.

Con un incidente en Palo Duro Canyon, Texas, Estados Unidos, Scolopendra heros Girard (Chilopoda: …


Classification, Natural History, And Evolution Of The Subfamily Peloniinae Opitz (Coleoptera: Cleroidea: Cleridae). Part Viii. Systematics Of The Checkered Beetle Genus Chariessa Perty, Weston Opitz Aug 2017

Classification, Natural History, And Evolution Of The Subfamily Peloniinae Opitz (Coleoptera: Cleroidea: Cleridae). Part Viii. Systematics Of The Checkered Beetle Genus Chariessa Perty, Weston Opitz

Insecta Mundi

The New World genus Chariessa Forster (Coleoptera: Cleroidea: Cleridae) is revised and includes C. catalina Opitz, new species, C. elegans Horn, C. dichroa (LeConte), C. floridana Schaeffer, C. pilosa (Forster), C. texana Wolcott, C. ramicornis Perty, C. vestita (Chevrolat), and C. duponti (Spinola). Enoplium pilosa var. marginata Say is synonymized with Chariessa pilosa Forster. Lectotypes are designated for C. pilosa (Forster), C. ramicornis Perty, and C. vestita (Chevrolat). Available information indicates that Chariessa adult and immature individuals are predatory on lignicolous insects with a particular affinity for cerambycids and buprestids that infest species of oak. It is postulated …


A Contribution On The Neglected Milliped Genus Apheloria Chamberlin 1921 (Diplopoda: Polydesmida: Xystodesmidae/-Inae: Apheloriini): Neotype Designation And Description Of Julus Virginiensis Drury 1770., Rowland M. Shelley, Gary Phillips, Jamie M. Smith Aug 2017

A Contribution On The Neglected Milliped Genus Apheloria Chamberlin 1921 (Diplopoda: Polydesmida: Xystodesmidae/-Inae: Apheloriini): Neotype Designation And Description Of Julus Virginiensis Drury 1770., Rowland M. Shelley, Gary Phillips, Jamie M. Smith

Insecta Mundi

A trimaculate male of the diplopod genus Apheloria Chamberlin (Polydesmida: Xystodesmidae/-inae: Apheloriini) from 1.3 km (0.8 mi) west of McKenney, Dinwiddie County (Co.), Virginia, is designated the Neotype of Julus virginiensis Drury 1770, thereby stabilizing the earliest name for a North American milliped and authenticating its prior assignment to this taxon. The existing concept of Apheloria is accepted in the absence of a revisionary treatment, and a modern description of A. v. virginiensis with gonopod drawings and color photos is provided. Drury’s original account and his letter to the Virginian who sent him the original specimens are quoted verbatim to …


A Revision Of Phlegoninae (Coleoptera: Eucnemidae), With Descriptions Of A New Genus And Four New Species, Robert L. Otto Aug 2017

A Revision Of Phlegoninae (Coleoptera: Eucnemidae), With Descriptions Of A New Genus And Four New Species, Robert L. Otto

Insecta Mundi

A primitive subfamily of false click beetles (Coleoptera: Eucnemidae: Phlegoninae) distributed primarily in the Neotropical region is revised. Euryphlegon gen. nov. is described from Belize in Central America. New species include: Phlegon chiriquiensis sp. nov. (Panama), Phlegon panamensis sp. nov. (Panama), Euryphlegon jacqueschassaini sp. nov. (Panama) and Euryphlegon parallelus sp. nov. (Belize). Phlegon herculeanus (Lacordaire) stat. res. is resurrected from synonymy with Phlegon buqueti Laporte. One new combination is proposed: Euryphlegon degallieri (Muona) (Phlegon). Based on a number of observed external character traits, Euryphlegon is placed in Orodotini Muona, 1993 within Macraulacinae Fleutiaux, 1922. …


Description Of A New Genus Of Primitive Ants From Canadian Amber, With The Study Of Relationships Between Stem- And Crown-Group Ants (Hymenoptera: Formicidae), Leonid H. Borysenko Aug 2017

Description Of A New Genus Of Primitive Ants From Canadian Amber, With The Study Of Relationships Between Stem- And Crown-Group Ants (Hymenoptera: Formicidae), Leonid H. Borysenko

Insecta Mundi

A detailed study of the holotype of Sphecomyrma canadensis Wilson, 1985 (Hymenoptera: Formicidae) from Canadian amber has led to the conclusion that the specimen belongs to a new genus, here named Boltonimecia gen.n. Since the taxonomy of stem-group ants is not well understood, in order to find the taxonomic position of this genus, it is necessary to review the classification of stem-group ants in a study of their relation to crown-group ants. In the absence of data for traditional taxonomic approaches, a statistical study was done based on a morphometric analysis of antennae. Scape elongation is believed to play an …


Review Of Carelli, A., And M.L. Monné, 2015. Taxonomic Revision Of Phygopoda Thomson, 1864 And Pseudophygopoda Tavakilian & Peñaherrera-Leiva, 2007 (Insecta: Coleoptera: Cerambycidae: Cerambycinae), Robin O. S. Clarke Aug 2017

Review Of Carelli, A., And M.L. Monné, 2015. Taxonomic Revision Of Phygopoda Thomson, 1864 And Pseudophygopoda Tavakilian & Peñaherrera-Leiva, 2007 (Insecta: Coleoptera: Cerambycidae: Cerambycinae), Robin O. S. Clarke

Insecta Mundi

The taxonomic history of the rhinotragine genera Phygopoda Thomson, 1864 and Pseudophygopoda Tavakilian and Peñaherrera-Leiva, 2007 (Coleoptera: Cerambycidae: Cerambycinae) are discussed, and evidence is presented to suggest that some recent taxonomic changes made by Carelli and Monné (2015) were unjustified. Consequently, Phygopoda nigritarsis Gounelle, 1911 is moved to the genus Neophygopoda Melzer, 1933, creating the new combination Neophygopoda nigritarsis, the genera Panamapoda Clarke, 2014 and Paraphygopoda Clarke, 2014 are revalidated, and the species Paraphygopoda viridimicans (Fisher, 1952) and Paraphygopoda nappae Clarke, 2014 are also revalidated.


Hexapod Herald - Vol. 29, No. 4, August 2017 Aug 2017

Hexapod Herald - Vol. 29, No. 4, August 2017

Hexapod Herald and Other Entomology Department Newsletters

Contents: Welcome - Congratulations Graduates - Publications - Faculty News - North Central Branch Meeting News - Student News - Meet an Online Student - Grants - Bee Fun Day 2017 - Busy as a Bee, er, BugMaster


Nebline, August 2017 Aug 2017

Nebline, August 2017

NEBLINE Newsletter Archive from Nebraska Extension in Lancaster County

Feature: Back-to-School Nutrition

Food & Health

Farm & Acreage

Pests & Wildlife

Horticulture

Early Childhood

4-H & Youth

and other extension news and events

Special pullout section: Lancaster County Super Fair 2017 Schedule & Map


Conservation Biological Control Of Western Bean Cutworm: Molecular Gut Content Analysis Of Arthropod Predators, Feeding Trials For Key Predators And Agricultural Surveys For Integrated Pest Management, Westen Ray Archibald Aug 2017

Conservation Biological Control Of Western Bean Cutworm: Molecular Gut Content Analysis Of Arthropod Predators, Feeding Trials For Key Predators And Agricultural Surveys For Integrated Pest Management, Westen Ray Archibald

Department of Entomology: Dissertations, Theses, and Student Research

Western bean cutworm (WBC), Striacosta albicosta, is a major pest of corn in western Nebraska. In 1999, its range expanded into much of North America causing damage from Nebraska to Canada and Mexico. WBC periodically causes kernel damage as severe as 15 bu/ac for one larva/plant. Control for WBC relies on Bt corn hybrids with Vip3A and Cry1F traits and insecticides. There has been a 5.2-fold decrease in efficacy of Cry1F for WBC. Concerns over management tactics may be creating space for conservation biological control to become part of a WBC integrated pest management (IPM) program. Objective 1, used …