نتایج جستجو برای: eristalis tenax

تعداد نتایج: 412  

Journal: :Journal of the Royal Society, Interface 2009
Simon M Walker Adrian L R Thomas Graham K Taylor

Here, we present a suite of photogrammetric methods for reconstructing insect wing kinematics, to provide instantaneous topographic maps of the wing surface. We filmed tethered locusts (Schistocerca gregaria) and free-flying hoverflies (Eristalis tenax) using four high-speed digital video cameras. We digitized multiple natural features and marked points on the wings using manual and automated t...

Journal: :Frontiers in Physiology 2021

Cholinergic pesticides, such as the neonicotinoid imidacloprid, are most important insecticides used for plant protection worldwide. In recent decades, concerns have been raised about side effects on non-target insect species, including altered foraging behavior and navigation. Although pollinators rely visual cues to forage navigate their environment, of neonicotinoids processing largely overl...

2004
STEPHEN D. REAY DAVID A. NORTON

In this paper we document the role of Phormium tenax as a nurse plant in unimproved pasture. We show that for our study area the regeneration of woody species was limited solely to P. tenax clumps with 22 native and one introduced regenerating woody species present. The number of woody species and of individual woody plants regenerating within P. tenax is not correlated with distance from the e...

2012
Gehad T. El-Sherbini Nahla M. Shoukry

The incidence of Trichomonas tenax (T. tenax) in patients with acute ulcerative gingivitis has been demonstrated in several published reports. Metronidazole was known as the most effective drug for human trichomoniasis, however, drug resistance and toxicity appeared. This study was designed in vitro to investigate the inhibitory activity of Punica granatum (P. granatun) ethanol extract on the g...

Journal: :Journal of chromatography. A 2013
Muhammad Akbar Dong Wang Ryan Goodman Ashley Hoover Gary Rice James R Heflin Masoud Agah

A new approach of enhancing the adsorption capability of the widely used polymer adsorbent Tenax TA poly(2,6-diphenylene oxide) through its deposition on a nano-structured template is reported. The modified Tenax TA-coated silica nanoparticles (SNP) are incorporated as an adsorbent bed in silicon based micro-thermal preconcentrator (μTPC) chips with an array of square microposts embedded inside...

2012
Jiaojiao Zheng Yicun Chen Fen Yao Weizhou Chen Ganggang Shi

Gloiopeltis tenax (G. tenax) is widely distributed along the Chinese coastal areas and is commonly used in the treatment of diarrhea and colitis. This study aimed at investigating the bioactivities of the volatile constituents in G. tenax. We extracted the essential constituents of G. tenax by supercritical carbon dioxide extraction (CO₂-SFE), then identified and analyzed the constituents by ga...

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