ICUP Proceedings Search

We tested a new SentriTech formulation of refined cellulose bait matrix containing hexaflumuron 0.5% to eliminate Reticulitermes grassei and Reticulitermes banyulensis, using 3-month monitoring and bait-replenishment interval, during 4 years in 40 sites in Spain, and compared the results against the...

In Europe there are up to 7 different species of underground termites. In France, Portugal and Spain there are 3 important species: Reticulitermes grassei, Reticulitermes Lucifugus and Reticulitermes flavipes). Presence of R. grassei in Spain, Portugal and France, R. lucifugus in France and Spain an...

Reticulitermes flavipes, one of the most harmful subterranean termite pests, was recently reported for the first time from Tenerife (Canary Islands, Spain). It is estimated that it was introduced between 2002 and 2005 in the northeast of the island. It affects buildings, crops and both native and or...

At the end of April 2018, a pest control company brought three termite soldiers and some alates to the Urban Pest Advisory Service (UPAS) for species determination. They were found in a building in a medium-sized city on Lake Zurich (Canton Zurich). A mitochondrial DNA analysis by the University of ...

It is of great economical importance to ascertain the efficacy of preservatives against wood decay organisms in order to extend wood products service life. However, due to environmental and health sanitary pressure, it is imperative to find environmentally-friendly alternative to synthetic chemical ...

The Exploreum Science Center and History Museum in Mobile, Alabama, USA, and UNESCO World Heritage Site Taliesin West – Frank Lloyd Wright’s winter residence and architectural school in Scottsdale, Arizona, USA, are both complex structures that were experiencing substantial termite activity. A ‘solu...

Assessing physical barrier on the basis of a laboratory test is an important step on the product development, as those barriers have to remain efficient towards subterranean termites as long as the building is in service. This becomes more challenging when the anti-termite barrier has to resist agai...

Subterranean termites are the most economically damaging termites in the U.S. costing $11 billion annually for prevention, treatment, and repair of damage. However, termite colony spatial dynamics are an understudied topic. In previous laboratory studies, termite colonies of different species are ag...

The efficacy of Altriset® 20SC (AI, chlorantraniliprole) in controlling structural infestations of the eastern subterranean termite, Reticulitermes flavipes, was assessed in Ohio, North Carolina, and Texas. Prior to chlorantraniliprole treatment, termites were collected from the structure as well as...

The subterranean termite, Reticulitermes flavipes, is native to North America. In its native range, it is widely distributed in the central and eastern U.S.A. where it plays a significant ecological role as a decomposer of cellulose and is a major pest of human built structures. It has been introduc...

Limited data exist on foraging, agonistic and feeding behavior of subterranean termites of the same species but from different colonies. We conducted research to determine if subterranean termites, Reticulitermes flavipes (Kollar) from different colonies may express unusual foraging, agonistic and f...

Fresh and dry tissues (leaves, stems, flowers and roots) of two Lantana camara cultivars and the soil from where the plants were growing were tested to determine their anti-termitic activities against Reticulitermes flavipes in 3-wk laboratory bioassays. Barriers incorporating 25% (w/w) chipped tiss...

Chlorantraniliprole is a new insecticide globally branded as DuPont™ Altriset™ for termite control. Field results from the USA, Japan and Australian in pre-construction (horizontal applications) and postconstruction (vertical applications) at the 0.05% rate showed excellent efficacy. Field results f...

Colonies of Reticulitermes hesperus were baited to test the efficacy of lufenuron (ZyroxTM) and to assess reinvasion of the foraging sites vacated by eliminated colonies. Twelve colonies of R. hesperus were characterized with cuticular hydrocarbon analyses, mark-recapture, agonistic behavioral studi...

This study investigated the effects of food deprivation on survival, cannibalism, body weight, and hindgut symbiotic protist communities in Eastern subterranean termites, Reticulitermes flavipes (Kollar). Termite groups in natural worker and soldier ratio were tested in Petri dishes that were half f...

Wood construction materials were exposed to eastern subterranean termites, Reticulitermes flavipes, for 8 wk to determine termite damage and changes in thermal properties. Termite tunnels allowed heat to flow unobstructed through the sample resulting in ~35% increase in temperature (damaged vs. unda...

Reticulitermes santonensis (Rhinotermitidae) is a subterranean termite that infests urban areas in France where it causes serious economic damages. It is largely accepted that French populations of R. santonensis have been founded by the introduction of a North American species, R. flavipes. Underst...

Termite activity had been continuously monitored in four sections of City Park since 2002. Between 2002 and 2005, 12 distinct Formosan subterranean termite, Coptotermes formosanus Shiraki, colonies had been delineated using mark-release-recapture techniques. This study examines how the distribution ...

The termite activity of fipronil (Termidor®) termiticide/insecticide was first discovered in 1997. Field research trials produced data showing that fipronil had effects on termites distant from the treated area. Following this discovery, several homes were treated as exterior perimeter only treatmen...

Ten years ago we identified a new European termite species called Reticulitermes urbis in the city of Domène (near Grenoble) in the French Alps. Subsequently our team established a contract with Domène city officials to describe this new taxon and evaluate the termite population in an effort to devi...

The cryptic habits in lower termites of the family Rhinotermitidae make any understanding of their behavior a difficult task. The secretive nature of their search and foraging behaviors has limited our understanding of these economically significant termites for decades. The behaviors of the foundin...

The influence of seasonal ground temperature and relative humidity on cellulose consumption by two native subterranean termite species was evaluated in South Carolina, USA. Seven colonies of Reticulitermes flavipes Kollar and six colonies of R. virginicus (Banks) were studied. In-ground plastic buck...

This ongoing study in central North Carolina is making use of DNA technology (microsatellite genotyping) and long term monitoring to observe the immediate and prolonged effects of imidacloprid on subterranean termite colonies (Reticulitermes spp.) located inside and around residential structures. A ...

Imidacloprid, the active ingredient in Premise®, is a slow-acting, non-repellent termiticide used to control termites in residential and commercial applications. Workers acquire imidacloprid from contact with treated soil, and then transfer the AI among individuals throughout the colony. However, th...

The RockPointe Condominium Complex in Chatsworth, California, USA, has had a long history of subterranean termite activity and termite-related homeowner complaints. A total of 7,327 Sentricon® stations were installed between October and December of 2001 along the perimeter of 134 buildings, and insp...

Termites are considered to be urban pests in Japan, which has a long history of combating the two most economically important subterranean termites [Reticulitermes speratus (Kolbe) and Coptotermes formosanus Shiraki], since Japanese houses are made principally of wood. Approximately half of new home...

The Formosan subterranean termite, Coptotermes formosanus Shiraki (Isoptera: Rhinotermitidae), is the most economically important structural pest in the New Orleans metro area, Louisiana, U.S.A.. In 1998, two significant projects were initiated to determine the effectiveness of area-wide subterranea...

Indoxacarb is an EPA designated reduced risk insecticide. This study was to evaluate indoxacarb for its toxicity, non-repellency, and transmission as liquid termiticide against eastern subterranean termite, Reticulitermes flavipes (Kollar). Toxic effectiveness and non-repellency were determined usin...

Pachycondyla chinensis (Smith), is a Ponerine ant, endemic to Japan and parts of Asia. Although it has been established from Georgia to Virginia in the United States since at least 1874, it has received little attention here. In current literature of immunological studies conducted in Korea, in whic...

Metaflumizone (proposed common name) is a high performance insecticide submitted for crop registration approval in the USA in 2004. Other key country registration submissions are expected to follow the USA application.Toxicological and environmental studies indicate that there is low risk to applica...

In termites, the mechanisms underlying caste differentiation and related physiological processes have remained elusive. To address this problem, we undertook a genomic research program that uses the common U.S. termite Reticulitermes flavipes Kollar as a model. These studies have allowed us to uncov...

Subterranean termites of the genus Reticulitermes play a critical role in decomposition of dead wood in natural ecosystems. But in urban areas they are pests that cause serious damage. Reticulitermes santonensis Feytaud is found in distinct areas in Paris (France). More than half the neighborhoods (...

The cryptic nature of native subterranean termites,Reticulitermes spp., has posed a serious problem for researchers desiring to study their biology and ecology. The nature of a colony and the parameters that define a subterranean colony have been the topic of recent debate. Some researchers have con...

We are evaluating natural and synthetic chemicals for their abilities to influence caste differentiation in common midwestern subterranean termites (genus Reticulitermes). This poster presents results of our efforts using Juvenile Hormone (JH) and synthetic JH analogs to induce presoldier and nymph ...

To investigate the social organization of Reticulitermes flavipes, we studied three populations in undisturbed wooded areas of North Carolina - one in each of the Piedmont, the Blue Ridge Mountains and the Coastal Plain regions. We collected workers from natural wood debris, genotyped 20 workers per...

The purpose of the survey was to characterize the baiting cycles for Sentricon* Termite Colony Elimination System (Dow AgroSciences, Indianapolis, Indiana) for sites in Florida. A baiting cycle was defined as Recruit* II being applied for at least two months followed by at least two months without t...

Subterfuge® termite bait contains 0.3% hydramethylnon in a wood-flour matrix. Hydramethylnon provides a delayed-action mortality that allows for transfer of lethal doses within the termite population, followed by a relatively rapid elimination of the termites. Subterfuge® is effective in controlling...

Characterization of populations of subterranean termites on a research facility in New Orleans, La., determined that a number of living trees were infested with the Formosan subterranean termite, Coptotermes formosanus Shiraki. The amount of internal tree damage was evaluated using a resistograph. T...

The soil-applied termiticide, imidacloprid (Premise®, Hachikusan®) was registered for termite control in Japan in 1993. This non-repellent termiticide causes mortality in termites foraging near treated structures, and is transmissible to other termites not directly exposed to treated soil. A two-yea...

An ongoing survey of termites in Ohio was initiated during spring 2001. The pest-management industry contributed substantially to termite-collecting efforts, which were coordinated by the Entomology Department, Ohio State University. This survey effort, including materials and procedures, is detaile...

Eastern subterranean termites (Reticulitermes flavipes (Kollar)) were confined to sand of different pH levels, which was treated with either chlorpyrifos (10,000, 1,000, 100, or 10 ppm Dursban TC), imidacloprid (500, 50, 5, or 0.5 ppm Premise 2), fipronil (600, 60, 6, or 0.6 ppm Termidor), bifenthri...

The purpose of this study was to examine the relatedness of Reticulitermes flavipes subterranean termites using amplified fragment length polymorphism (AFLP) and simple sequence repeat (SSR) DNA fingerprints and mitochondrial DNA (mtDNA) sequence from individual termites collected at four separate f...

Monitoring stations of were used to observe foraging and feeding behavior of Reticulitermes at the Institute of Forest Genetics (IFG) near Placerville, and at a site in Novato. At IFG 53 monitoring stations were used by cuticular hydrocarbon phenotype A, 10 by phenotype B, and 5 by phenotype C. At N...

Using triple-mark-recapture and agonistic behavior studies one colony, consisting of 7 monitoring stations, was determined to consist of approximately 147,000 Reticulitermes foragers. This single colony was baited using Sentricon™ Termite Colony Elimination System. Sixty days later termites were abs...

Many historical sites in Italy suffer severe damages to wood structures, works of art and ancient books due to well established subterranean termite populations (Reticulitermes sp., R. lucifugus lucifugus, R. lucifugus corsicus). In six field tests, termite colonies were treated with a baiting proce...

A weak link in the implementation of effective termite baiting techniques is reliable recruitment of termite foragers to baits. Little is known about how termites locate food sources, but many factors may influence whether foragers find and recruit to a given bait. These include the abundance and pa...

Populations of Formosan subterranean termites, Coptotermes formosanus Shiraki, were characterized on a 141,645 m2 research facility in New Orleans, Louisiana. 32.7% of loblolly pines (Pinus taeda), 12.5% cedar (Juniperus sp.), 8.2% live oaks (Quercus virginiana), and 4.6% of baldcypress (Taxodium di...

Diverse plant-dervived defense compounds present an intriguing model for exploring termite responses in controlled environments. Our group is identifying terpene and sesquiterpene constituents of folded, volatile oils distilled from a variety of citrus products. These oils include the pyryl alcohols...

Structure, distribution and number of surface sensilla on the antenna of Prorhinotermes simplex (Rhinotermitidae, Isoptera) were studied by scanning (SEM) and transmission electron microscopy (TEM). Distribution and organization of sensilla on the antenna of pseudergates, presoldiers (=white soldier...

Termiticidal activity of deltamethrin as a technical and/or formulated material has been well documented around the world by governmental and university researchers in laboratory and long-term field evaluations. United States Department of Agriculture- Forest Service (USDA-FS) ”Gulfport” field testi...

The results of a four year study with six termiticides including: bifenthrin, chlorpyrifos, cypermethrin, fenvalerate, permethrin, and isofenphos indicate significant differences in effectiveness among products applied to different soil types in Texas. Each of the five field test locations represent...

Bait toxicants were evaluated against Formosan subterranean termites infesting 61 river-bound trees in Lake Charles, Louisiana. This afforded a natural setting from which termite colonies could not escape and bait efficacy could not be misinterpreted by colony movement away from the study site. Of 1...

Determining termiticide performance has, historically, been conducted by assessing attack of wooden boards placed over treated soil. This method was developed by the USDA-FS Gulfport laboratory, and is referred to as the ground-board test. A modification of this involves pouring concrete over the tr...

No choice feeding tests, Reticulitermes flavipes (Kollar) weekly survival and feeding on two bait toxicants was compared for sound sweetgum blocks and those decayed by Gloeophyllum trabeum (Pers. ex Fr.) Murr. At 100 ppm, imidacloprid and sulfluramid showed promise for subterranean termite control. ...