نتایج جستجو برای: bee samples
تعداد نتایج: 433578 فیلتر نتایج به سال:
Deformed wing virus (DWV), black queen cell virus (BQCV), sacbrood virus (SBV), Kashmir bee virus (KBV), acute bee paralysis virus (ABPV) and chronic bee paralysis virus (CBPV) are the most common RNA viruses in bee population worldwide. To determine the prevalence of these viruses in Apis cerana in Yunnan Province, China, 270 adult Eastern worker bee (A. cerana) samples have been collected fro...
Bee bread is a fermented bee product which the mixture of pollen and honey. This substance actually main source food for honey-bee workers. Due to its rich therapeutic properties, has gained an increasing interest human consumption in recent years. The purpose this study was compare physicochemical characteristics chemical composition samples collected from seven different regions Anatolia. Var...
background: the aim of this study was to determine the prevalence of the nosema ceranae and nosema apis among apiaries using both spore counts and multiplex pcr and the replacement of n. apis by n. ceranae in some regions of turkey. methods: a hundred honey bee samples were collected from 99 apiaries in 11 different locations in 2011-2012 in turkey. nosema infection degree from collected sample...
The Western honey bee (Apis mellifera) is widely used as commercial pollinator in worldwide agriculture and, therefore, plays an important role in global food security. Among the parasites and pathogens threatening health and survival of honey bees are two species of microsporidia, Nosema apis and Nosema ceranae. Nosema ceranae is considered an emerging pathogen of the Western honey bee. Report...
Pollen is used in the human diet as a food supplement because of its high nutritional value; however, this product is prone to fungal contamination that could potentially generate toxins that are harmful to human health. This study aimed to verify the floral diversity of commercial brands of bee pollen and their mycotoxicological safety for human consumption. A total of 27 bee pollen samples we...
A total of 3917 honey samples and 119 'bee pollen' samples (pollen collected by honeybees) were analysed for pyrrolizidine alkaloids (PAs). Some 0.05 M sulphuric acid was used for extraction followed by a clean-up step by means of solid-phase extraction. Separation and detection was achieved by target analysis using an LC-MS/MS system. PAs were found in 66% of the raw honeys (bulk honey not yet...
This study is focused on the investigation of honey bee samples for presence two most common and widely distributed parasites. In a two-year period during 2020-2021, 185 were tested. All examined by morphological light microscopic methods. The obtained results showed that 32.43% infested with Varroa destructor. degree infection in bees ranged from 0.5% to 60%. Spores Nosema spp. established 25....
1. Introduction 2. Review on computer vision and classification methods for pollen recognition 3. General overview of the standard method and hardware requirement 4. Description of the computational techniques of the methodology 4.1 Segmentation algorithm 4.2 Homogenizing the pollen loads of the image by mean shift filtering 4.3 One-class multi-classification algorithm based on distances 5. Val...
The aim of this study is to find out the ratio of Nosema infected honey bees which are producing the famous Anzer honey that is used for the cure of the illnesses such as farangitis, tonsilitis, ulceration, and scratchs due to the experiences of the people living in Turkey. Honey bee samples were collected from two different regions of Anzer plain in July. Honey bee abdomens were homogenized an...
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