Globally, there is growing interest to integrate insect-derived ingredients into food products. Knowledge of consumer perception these products rapidly in the literature, but similar knowledge on use oils from African edible insects remains be established. In this study, we (1) compared chemistry two commonly consumed grasshoppers, desert locust Schistocerca gregaria and bush-cricket Ruspolia differens with those olive sesame oils; (2) proximate composition a baked product (cookie) prepared...

Abstract Selection of oviposition substrate is critical in holometabolous insects. Female stable flies, Stomoxys calcitrans , locate and select vertebrate herbivore dung which they lay their eggs. However, the preference for by S . females, its fitness consequences offspring, semiochemicals used to substrates remain unclear. Using choice tests life table bioassays we found that gravid female prefer oviposit on donkey sheep dung, also improves performance offspring. GC-MS analysis followed...

Rapid and ongoing climate change increases global temperature, impacts feeding, reproduction in insects. The olfaction plays an important underlying role these behaviors most insect species. Here, we investigated how changing temperatures affect odor detection ensuing behavior three drosophilid flies: Drosophila novamexicana, D. virilis ezoana, species adapted to life desert, global, subarctic climates, respectively. Using a series of thermal preference assays, confirmed that the indeed...

Abstract The cabbage aphid, Brevicoryne brassicae, is a pest of many plants the Brassicaceae family including cabbage, Brassica oleracea Linnaeus, 1753. We investigated effect temperature on biological parameters B. brassicae using different temperature‐based models incorporated in Insect Life Cycle Modelling (ILCYM) software. Nymphs first stage were individually placed incubators successively set at 10°C, 15°C, 20°C, 25°C, 30°C, and 35°C; 75 ± 5% RH; L12: D12‐hr photoperiods. found that...

Vascular shrubs growing along the draw-down zones of saline lakes must develop adaptive mechanisms to cope with high salinity, erratic environmental conditions, and other biotic abiotic stresses. Microbial endophytes from plants in these unique environments harbor diverse metabolic genetic profiles that play an important role plant growth, health, survival under stressful conditions. A variety bacterial have been isolated salt tolerant but their potential applications agriculture not fully...

Oviposition site selection by gravid female insects is an important determinant in species distribution, abundance, and population dynamics. Females may assess the suitability of a potential oviposition substrate using cues from conspecific or heterospecific individuals already present. Here, we assessed whether presence larvae parasites influenced decisions stable fly, Stomoxys calcitrans (Linneaus). Using dual multiple-choice bioassays, found that S. avoided substrates with larvae, house...

In insects, oviposition decisions may lead to egg deposition in substrates with different larval density and nutritional levels. Individuals developing such present plasticity their phenotype. Here, we investigated the effect of two factors related decisions, namely substrate quality, on wing size shape stable fly, Stomoxys calcitrans L. (Diptera: Muscidae). We reared S. larvae at densities (5, 15 25) (camel, cow, donkey sheep dung). For each fly that emerged, recorded body weight, detached,...

Globally, the demand for natural remedies such as honey to manage ailments has increased. Yet, health benefits and chemical composition of African honeys are not well understood. Therefore, this study aimed characterise bio-functional properties phytochemical 18

In a world grappling with climate change, understanding the enduring impact of changes in temperatures on insect adult traits is crucial. It proposed that cold- and warm-adapted species exhibit specialized behavioural physiological responses to their respective temperature ranges. contrast, generalist maintain more stable metabolic developmental rates across broader range temperatures, reflecting ability exploit diverse thermal niches. Here, we explored this intricate response exposure three

Abstract The African citrus triozid (ACT) Trioza erytreae (Del Guercio) (Hemiptera: Triozidae) and the Asian psyllid (ACP) Diaphorina citri (Kuwayama) Liviidae) are primary vectors of ‘ Candidatus ’ Liberibacter spp. ACT is associated with africanus’ (CLaf) causal agent greening disease (ACGD), whereas ACP asiaticus’ (CLas) americanus’ (CLam), American strains, respectively, huanglongbing. A preliminary survey in Kenyan groves after invasion had revealed that lime‐green sticky traps (Asacp)...

Entomopathogenic fungi can cause substantial mortality in harmful insects. Before killing the insect, these pathogens start by negatively affecting biological parameters of host. Prior to our study, information about how fungal exposure affects stable fly, Stomoxys calcitrans was still elusive. Therefore, we aimed assess infection S. with some Metarhizium anisopliae strains, and their impact on feeding, fecundity, fertility other life-history traits this fly. Among 11 M. strains screened,...

We evaluated the effect of dietary inclusion different ratios Desmodium intortum (DI) and black soldier fly larvae meal (BSFLM) on sensory traits physicochemical qualities broiler chicks meat. Three formulations: T1:75%BSFL:25%DI; T2:50%BSFL:50DI, T3:25BSFL:75% DI as a protein source were tested. A conventional feed was used control diet. On day 42, chickens slaughtered, thigh muscles for evaluations. T1 preferred its flavour tenderness, T2 juiciness T3 colour, flavour, taste overall...

Abstract In a world grappling with climate change, understanding the enduring impact of changes in temperature on insect adult traits is crucial. Here, we explored intricate dynamics exposure to different temperatures three Drosophila species: ezoana originating Arctic regions, D. novamexicana arid, hot environments, and cosmopolitan species virilis . Rearing these flies at 15, 20, 25, 30°C revealed striking variations their cuticular hydrocarbon (CHC) profiles, known mediate mate...

Abstract To meet the food and feed demands of growing population, global production needs to double by 2050. Climate change-induced challenges crops, especially soil salinization, remain a major threat production. We hypothesize that endophytic fungi isolated from salt-adapted host plants can confer salinity stress tolerance salt-sensitive crops. Therefore, we fungal endophytes shrubs along shores saline alkaline Lake Magadi evaluated their ability induce in tomato seeds seedlings. Of 60...

Stomoxys flies exhibit an attraction toward objects that offer no rewards, such as traps and targets devoid of blood or nectar incentives. This behavior provides opportunity to develop effective tools for vector control monitoring. However, these systems be sustainable eco-friendly, the visual cues used must specific target vector(s). In this study, we modified existing blue Vavoua trap, which was originally designed attract biting flies, create a deceptive host system specifically biased...

1. Hopkins' host selection principle (HHSP) proposes that, in holometabolous insects, gravid females prefer to oviposit on their developmental substrate. This hypothesis is widely explored phytophagous but few studies have considered blood‐feeding insects. In this study, the HHSP was tested using haematophagous stable fly, Stomoxys calcitrans (Diptera: Muscidae). Using no‐choice and two‐choice tests, study first sought demonstrate whether S. larvae recognise rearing 2. It found that when a...

For a better knowledge of Atractomorpha acutipennis bio-ecology and to facilitate its identification, we studied the morphology, development reproduction this grasshopper on Manihot esculenta under laboratory conditions. Five hundred fifty-one first nymphal stages obtained in were reared cages. Some body parts allowed clear identification different instars. Post-embryonic passed through six (males) seven (females). Mean time was 17.14 ± 0.62, 12.91 13.45 0.69, 13.80 0.68, 15.23 0.55 days...

Abstract Background In holometabolous insects, environmental factors experienced in pre-imaginal life stages affect the life-history traits within that stage and can also influence subsequent stages. Here, I assessed tolerance to water immersion by larval instars of stable fly, Stomoxys calcitrans L. (Diptera: Muscidae) its impact on their Results After submerging three S. distilled water, found first instar larvae remained active for longer as compared second third larvae. Also, took a...

Abstract Rapid and ongoing climate change increases global temperature impacts both feeding reproduction in insects. The sense of smell plays an important underlying role these behaviors most insect species. Here, we aimed to investigate how changing temperatures affect odor detection ensuing behavior three drosophilid flies: Drosophila novamexicana , D. virilis ezoana species that have adapted life desert, subarctic climates, respectively. Using a series thermal preference assays, confirmed...

Abstract The scutum of oriental fruit fly, Bactrocera dorsalis (Hendel) (Diptera: Tephritidae), shows a high degree variability in its colouration, which goes from black to red‐brown. Such variation depicts different levels melanin production these individuals. In insects, melanization can have an effect on their fitness parameters, could consequently impact the insect's adaptive responses. Here, we asked whether progeny produced by B. individuals with colouration (melanic morphs) would...

Abstract Background Oviposition site selection by gravid female insects is an important determinant in species distribution, abundance, and population dynamics. Females may assess the suitability of a potential oviposition substrate using cues from conspecific or heterospecific individuals already present. Here, we assessed whether presence conspecific, larvae parasites influenced decisions stable fly, Stomoxys calcitrans (Linneaus). Methods Results Using dual multiple-choice bioassays,...

The Scutum of Bactrocera dorsalis individuals shows a high degree variability in their colouration, which goes from black to brown. Such variation depicts different level melanin production these individuals. Here we asked whether the progeny produced by four melanic morphs B. would present difference developmental time, weight, wing size and shapes. To address this, followed eggs gravid females each recording pupation emergence larval, pupal adult weights. Also using landmark-based...