نتایج جستجو برای: honey samples

تعداد نتایج: 431826  

Journal: :دامپزشکی 0
مصطفی مرادی عضو هیئت علمی مرکز تحقیقات کشاورزی و منابع طبیعی آذربایجان غربی مجتبی محرمی عضو هیئت علمی موسسه تحقیقات واکسن و سرم سازی رازی کرج

a study conducted to isolation and identification of honey bee diseases fungal agents in iran west azarbaijan province apiaries. we collected 2000 samples (adult honeybee, brood, honey and pollen) of 200 apiaries in three seasons (spring, summer and autumn). samples prepared and cultivated in sda medium. finally, ascosphaera apis, causative agent of chalk brood disease, didn’t isolate of any ap...

Journal: :Molecules 2017
Ya-Qin Wen Jinzhen Zhang Yi Li Lanzhen Chen Wen Zhao Jinhui Zhou Yue Jin

The phenolic and proline content were determined in honey samples of different floral origins (rapeseed, sunflower, buckwheat and Codonopsis) from five different regions of China. The phenolic and proline profile of these samples were used to construct a statistical model to distinguish honeys from different floral origins. Significant differences were identified among the studied honey samples...

2014
Tomasz Dymerski Jacek Gebicki Waldemar Wardencki Jacek Namiesnik

The paper presents practical utilization of an electronic nose prototype, based on the FIGARO semiconductor sensors, in fast classification of Polish honey types-acacia flower, linden flower, rape, buckwheat and honeydew ones. A set of thermostating modules of the prototype provided gradient temperature characteristics of barbotage-prepared gas mixtures and stable measurement conditions. Three ...

Journal: :Journal of agricultural and food chemistry 2006
Kaspar Ruoff Werner Luginbühl Raphael Künzli Stefan Bogdanov Jacques Olivier Bosset Katharina von der Ohe Werner von der Ohe Renato Amado

Front-face fluorescence spectroscopy, directly applied on honey samples, was used for the authentication of 11 unifloral and polyfloral honey types (n = 371 samples) previously classified using traditional methods such as chemical, pollen, and sensory analysis. Excitation spectra (220-400 nm) were recorded with the emission measured at 420 nm. In addition, emission spectra were recorded between...

Journal: :Revista Argentina de microbiologia 2014
Amada B Pucciarelli María E Schapovaloff Silvana Kummritz Isabel A Señuk Luis A Brumovsky Andrea M Dallagnol

Due to the interest in the production and trading of yateí (Tetragonisca angustula) honey in the province of Misiones, Argentina, in this work we assessed microbiological and physicochemical parameters in order to contribute to the elaboration of standards for quality control and promote commercialization. Results showed that yateí honey samples had significantly different microbiological and p...

Objective(s):Previous studies demonstrated a functional similarity between vertebrate and honey bee nervous systems. The aim of the present study was to compare the effects of heroin and Iranian street Kerack, a combination of heroin and caffeine, on sensory threshold and locomotor activity in honey bees. Materials and Methods: All drugs were given orally to honey bees 30 min before each exper...

2015
Nandita Sarker Muhammed Alamgir Zaman Chowdhury Abu Naieum Muhammad Fakhruddin Zeenath Fardous Mohammed Moniruzzaman Siew Hua Gan

The present study was undertaken to determine the heavy metal levels and the physicochemical parameters (pH, electrical conductivity (EC), and ash, moisture, and total sugar content) of honeys from Bangladesh. Three different floral honeys were investigated, namely, khalsi (Aegiceras corniculatum), mustard (Brassica juncea), and litchi (Litchi chinensis) honeys. The heavy metals in the honeys w...

Analysis of elements content in honey is important for honey quality and safety and for monitoring of environmental pollution. The levels of 22 elements, aluminum (Al), barium (Ba), calcium (Ca), cadmium (Cd), chromium (Cr), cobalt (Co), iron (Fe), copper (Cu), potassium (K), magnesium (Mg), manganese (Mn), nickel (Ni), sodium (Na), lead (Pb), strontium (Sr), silver (Ag), bismuth (Bi), gallium ...

Journal: :Food chemistry 2012
G R Sampaio T Saldanha R A M Soares E A F S Torres

The effect of combinations of sage, oregano and honey on lipid oxidation in cooked chicken meat during refrigeration at 4°C for 96h was determined. Chicken samples (thigh and breast) were then separated into five groups: control; butylated hydroxytoluene; oregano+sage; oregano+sage+5%honey and oregano+sage+10%honey. Quantitative measurements of thiobarbituric acid reactive substances, conjugate...

E. Arriola-Guevara, G.M. Guatemala-Morales, P.M. Mondragón-Cortez,

Background: Honey is a natural product, but it can be adulterated or heat-treated, both of which damage the properties of the original product. This research was focused on the evaluation of quality parameters of some commercial honeys produced in México.  Methods: Fifteen samples of commercial honeys available in Mexican market were collected. Some physicochemical parameters were determined, ...

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