Determination of the Lethal Effects of Some Entomopathogens on Orosanga japonica (Melichar, 1898) (Hemiptera: Ricaniidae) by Temel GÖKTÜRK

“…As a result of organic insecticides and entomopathogens applied against O. japonica nymphs and adults under field conditions, mortality rates were 50.5-75% in nymphs and 11-50.5% in adults. …”
Get full text

Physiological and developmental mechanism of regressive molt in a damp-wood termite Hodotermopsis sjostedti by Kenta Kobayashi, Kohei Oguchi, Toru Miura

“…In some species of termites, a part of nymphs can undergo “regressive molt,” in which imaginal characters such as wing buds and body size are reduced. …”
Get full text

The immatures of the New World treehopper tribes Acutalini Fowler and Micrutalini Haupt (Hemiptera, Membracidae, Smiliinae) by Stuart H. McKamey, Adam M. Wallner

“…The nymphs of all four genera are exceedingly cryptic. …”
Get full text

Aggregation pheromone in five species of Triatominae (Hemiptera: Reduviidae) by Leopoldo Cruz-Lopez, Edi A. Malo, Julio C. Rojas

“…Bioassays were performed using a 30 cm-diameter arena and wind tunnel. T. longipennis nymphs showed a stronger response than the other triatomine nymphs tested. …”
Get full text

Parasitism and predation of the planthopper Tagosodes orizicolus (Homoptera: Delphacidae) by a dryinid parasitoid in Costa Rica by Floria Mora-Kepfer, Ana Mercedes Espinoza

“…Of the total 324 parasitized nymphs, female nymphs were more parasitized than male nymphs (95 % and 5 % respectively) and dryinids developed more successfully in female host nymphs. …”
Get full text

Effects of different prey regimes on activities of digestive enzymes in Andrallus spinidens (Hem.: Pentatomidae) by H. Hoda, R. Hosseini, A. Zibaee, S. Sorkhabi-Abdolmaleki

“…The highest weight gain was recorded in the nymphs that fed on C. suppressalis and G. melonella, and the highest amount of total protein found in the nymphs feeding on G. mellonella. …”
Get full text

Parasitism rate, host stage preference and functional response of Tamarixia radiata on Diaphorina citri by Sule, Hassan, Muhamad Awang, Rita, Omar, Dzolkhifli, Hee, Alvin Kah Wei

“…The result shows T. radiata, to preferred late (4th and 5th) instar nymphs than early (1st, 2nd and 3rd) instar nymphs of D. citri, with mean parasitism rate of 0%, 0%, 43.3%, 76.9% and 86.0% for 1st, 2nd, 3rd, 4th and 5th instar nymphs respectively. …”
Get full text

Effect of Benzoylphenyl Ureas on Survival and Reproduction of the Lace Bug, <i>Leptopharsa gibbicarina</i> by Luis Carlos Martínez, Angelica Plata-Rueda, José Eduardo Serrão

“…Concentration-mortality bioassays demonstrated that novaluron (LC₅₀ = 0.33 ppm), teflubenzuron (LC₅₀ = 0.24 ppm), lufenuron (LC₅₀ = 0.17 ppm), and triflumuron (LC₅₀ = 0.42 ppm) are toxic to <i>L. gibbicarina</i> nymphs. The survival rate was 99% in control nymphs, decreasing to 50% in nymphs exposed to LC₅₀ of triflumuron, 47% in nymphs treated with lufenuron, 43% in nymphs treated with teflubenzuron, and 43% in those treated with novaluron. …”
Get full text

First record of antipredator behavior in the gall‐forming aphid Mordwilkoja vagabunda by Andrew Wesley Legan

“…Mordwilkoja vagabunda nymphs moved in bursts that sometimes became synchronized among several aphids in the same vicinity. …”
Get full text

Predatory capacity and intraguild interaction between aphidophagous predators in the control of rose bush aphids by Luiza Akemi Gonçalves Tamashiro, Carlos Eduardo Souza Bezerra, Ana Luiza Viana de Sousa, Luiz Paulo Silvério Pereira, Laodicéia Lopes Pereira, Alessandra de Carvalho Silva, Brígida Souza

“…C. externa consumed a greater number of R. porosum nymphs and H. convergens a greater number of M. rosae nymphs. …”
Get full text

Biology of three species of North American Triatominae (Hemiptera: Reduviidae: Triatominae) fed on rabbits by José Alejandro Martínez-Ibarra, Ricardo Alejandre-Aguilar, Edgar Paredes-González, Miguel Alejandro Martínez-Silva, Miriam Solorio-Cibrián, Benjamín Nogueda-Torres, Francisco Trujillo-Contreras, Mónica Novelo-López

“…Mortality rates were higher in younger nymphs of T. lecticularia and T. protracta, while rates in T. gerstaeckeri were higher in fifth-instar nymphs. …”
Get full text

Biocide activity of Annona coriacea seeds extract on Rhodnius neglectus (Hemiptera: Reduviidae) by Ângela Pinheiro Carneiro, Mônica Josene Barbosa Pereira, Carla Galbiati

“…The experimental design was completely randomized and we conducted the bioassay with nymphs and adults, with 10 nymphs and 10 adults (five males and five females) per treatment. …”
Get full text

The effectiveness of Chrysoperla carnea (Neuroptera: Chrysopidae) and Beauveria bassiana (Ascomycota: Hypocreales) as control agents of Neophilaenus campestris (Hemiptera: Aphropho... by Laura AVIVAR-LOZANO, José María MOLINA, Sergio PÉREZ-GUERRERO

“…Second-instar larvae killed significantly more 3rd-instar nymphs than 5th-instar nymphs. Third instar lacewing larvae killed an average (± SEM) of 1.50 ± 0.31 5th-instar nymphs and 2nd-instar larvae killed very few nymphs. …”
Get full text

Biological Traits of the Pincer Wasp <i>Gonatopus flavifemur</i> (Esaki & Hashimoto) Associated with Different Stages of Its Host, the Brown Planthopper, <i>Nilaparvata lugens</i>... by Jiachun He, Yuting He, Fengxiang Lai, Xiangsheng Chen, Qiang Fu

“…The parasitism rate was highest on 4th instar nymphs, and the feeding rate was highest on 1st instar nymphs. …”
Get full text

Efficacy of ivermectin against the bloodsucking insect, Rhodnius prolixus (Hemiptera, Triatominae) by Patricia de Azambuja, José Eugenio P. Lima Gomes, Fernando Lopes, Eloi S. Garcia

“…This effect was more evident in nymphs of 1st-and 2nd-instar than in older nymphs and adults. …”
Get full text

Identification of a <em>Cordyceps fumosorosea</em> Fungus Isolate and Its Pathogenicity against Asian Citrus Psyllid, <em>Diaphorina citri</em> (Hemiptera: Liviidae) by Yaru Luo, Shujie Wu, Xinyu He, Desen Wang, Yurong He, Xiaoge Nian

“…Results showed that SCAU-CFDC01 was most pathogenic to young nymphs, followed by old nymphs and adults. The LC₅₀ values of the fungus on nymphs and adults showed a declining trend over a 2–7-day period after inoculation. …”
Get full text

Increased relative risk of tick-borne encephalitis in warmer weather by Daniel, M, Danielová, V, Fialová, A, Malý, M, Kříž, B, Nuttall, P

“…Significantly, the ratio of TBE cases to questing nymphs was highest in the summer-autumn period even though the number of questing nymphs peaked in the spring-summer period. …”

Preference of the metallic blue ladybeetle Curinus coeruleus Mulsant for different nymphal instars of Diaphorina citri Kuwayama (Homoptera: Psyllidae) by Soemargono, Albertus, Ibrahim, Rohani, Ibrahim, Yusof, Osman, Mohammad Shamsudin

“…The 1st and 2nd instar larvae captured significantly more 1st and 2nd instar nymphs than the other instar nymphs. In contrast, 3rd and 4th instar larvae and adult predator captured significantly more 4th and 5th instar nymphs. …”
Get full text

Diversity of ticks in the wildlife screening center of São Paulo city, Brazil by Thiago Fernandes Martins, Liliane Milanelo, Felipe da Silva Krawczak, Haroldo Ryoiti Furuya, Lilian Sayuri Fitorra, Fábio Toledo das Dores, Valéria da Silva Pedro, Alicia Giollo Hippolito, Marcelo Bahia Labruna

“…The present research records for the first time in Brazil the following association between the tick stages and hosts that have never been reported before: Amblyomma sculptum nymphs on Caprimulgus parvulus, Asio clamator, Buteo brachyurus, Coragyps atratus, Amazona aestiva and Aramus guarauna, Amblyomma dubitatum nymphs on Alouatta guariba and Sphiggurus villosus, Amblyomma aureolatum adults on Bradypus variegatus, Amblyomma longirostre larvae and nymphs on A. clamator, and nymphs on Megascops choliba and Pyroderus scutatus, besides Amblyomma parkeri nymphs on Penelope obscura and Callicebus nigrifrons, and adult on Nasua nasua.…”
Get full text

Presence of host-seeking Ixodes ricinus and their infection with Borrelia burgdorferi sensu lato in the Northern Apennines, Italy by Ragagli, C, Mannelli, A, Ambrogi, C, Bisanzio, D, Ceballos, L, Grego, E, Martello, E, Selmi, M, Tomassone, L

“…Ixodes ricinus (4431 larvae, 597 nymphs and 12 adults) and Haemaphysalis punctata (11,209 larvae, 313 nymphs, and 25 adults) were the most abundant species, followed by Haemaphysalis sulcata (20 larvae, five nymphs, and 13 adults), Dermacentor marginatus (42 larvae and two adults) and Ixodes hexagonus (one nymph). …”