THE ARMOURED CUTICLE OF THE BLACK SOLDIER FLY HERMETIA ILLUCENS

The armoured cuticle of the black soldier fly Hermetia illucens

Abstract We characterise in detail the BOW TIE larval and pupal cuticle of the black soldier fly Hermetia illucens L.(Diptera: Stratiomyidae), a key insect species in circular economy.In particular, we focus on ultrastructure using scanning and transmission electron microscopy, material characterization and composition (elements and minerals) with

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Unexpected attraction of polarotactic water-leaving insects to matt black car surfaces: mattness of paintwork cannot eliminate the polarized light pollution of black cars.

The horizontally polarizing surface parts of shiny black cars (the reflection-polarization characteristics of which are similar to those of water surfaces) attract water-leaving polarotactic insects.Thus, shiny black cars are typical sources of polarized light pollution endangering water-leaving insects.A new fashion fad is to make car-bodies matt

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Relations of Body Voluminosity and Indicators of Muscularity with Physical Performance of Police Employees: Pilot Study

Background.Activities like running, push-ups and sit-ups may be impacted by a higher body volume and size whether it is due to the amount of fat mass (FM) or skeletal muscle mass (SMM).The purpose of this study was to investigate the differences in physical performance among muscularly developed police employees with higher body mass index (BMI) l

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Angular position control system of pneumatic artificial muscles

This article presents a test stand used to determine the angle control of a pair of pneumatic artificial muscles PAM, which work antagonistically like natural muscles, e.g.in the human arm.The muscles Volleyball - Accessories - Bags were designed and produced at the Kielce University of Technology.The technical and functional parameters of the musc

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