Báo cáo nghiên cứu khoa học: "MICROWAVE-ASSISTED EXTRACTION OF POLYPHENOLS FROM FRESH TEA SHOOT" pps

... because of the affect of polyphenols, tea main components, which may be as high as 30 – 35 % in dried weight of fresh tea shoots [2, 18, 20]. Tea polyphenols consist of several types of catechins ... studied for extraction polyphenols from tea. There is already a report done on the use of MAE for extraction of tea polyphenols [8]. Commercial dried green tea was used as material for extraction, ... phase extraction , Analytica Chimica Acta 510, 69 – 76, 2004. [8]. Xuejun Pan, Guoguang Niu, Huizhou Liu, Microwave-assisted extraction of tea polyphenols and tea caffeine from green tea leaves,...

Báo cáo nghiên cứu khoa học " SOME CHARACTERISTICS OF SEA CURRENT IN THE REGION NEAR THE COAST OF THE CENTRAL VIETNAM " doc

... stream of water along the coastline of the Central Vietnam. The sea region near the coast of the Central Vietnam belongs to the zone of activity of the circulation system in the west of the ... picture of sea current system of the coastal zone that stretches from latitude 11o to 18oN and covers an important segment of the sea shore of our country. The northern part, i.e., from 16 ... comes from the northeast from the South-china shelf across the exposed domain off the Bacbo gulf opening, so it has a larger scale and a greater intensity. Meeting off shore of the north of the...

Báo cáo nghiên cứu khoa học " Better Breeds of Common Carp (Cyprinus carpio L.) for Small-scale Fish Farmers " doc

... arisen. These are (i) Dr Chris M. Austin, Australian team leader, has been appointed to the position of Professor and Head of School of the School of Science and Primary Industries at Charles Darwin ... farmers the importance of considering the performance of different breeds of fish in their ponds. The results of the on-farm trials provided a basis for the provision of advice to farmers on ... production and dissemination of genetically improved breeds of this species, and there is significant local expertise in the area of genetics and breeding (e.g. staff of the Research Institute...

Báo cáo nghiên cứu khoa học " Genetic Improvement of Forest Trees " pot

... breeding cycles• Need to improve skills of staff• Abundant production of very high quality seed is key component of tree improvementActivity Cycle –Hierarchy of Four PopulationsBasepopulationBreedingpopulationPropagationpopulationProductionpopulationBASEprogenytestsseedorchards/clone ... F1generationHybridsUniformity of F1generationSegregation of F2and subsequent generationsClear objectivesWhich traits to be improved?Disease resistanceStem formVigourConditions for production of high-quality ... Establish stands with a mix of 50-100 unrelated seed parents from many sources • Start at close spacing to allow heavy and early selective thinning• Produce seed of somewhat improved quality•...

Báo cáo nghiên cứu khoa học " Better Breeds of Common Carp (Cyprinus carpio L.) for Small-scale Fish Farmers - Milestone 4 " pptx

... growth rate of HP3 and LOC common carp strains in each of 18 farms 15 Fig 3.2. Example of relative growth of three strains of common carp in rice field in Yen Bai province after six months of culture ... results of the survey showed the number of common carp seed produced was highly variable among fish hatcheries. The proportion of common carp produced ranged from 10.0% to 66.7% with an average of ... 3.16. ANOVA analyses of biomass of HP3, H3B, and LOC common carp strains.25 Table 3.17. ANOVA analysis of biomass of HP3 and LOC common carp strains 25 Table 3.18. Biomass of common carp strains...

Báo cáo nghiên cứu khoa học " Better Breeds of Carp for Small-scale Fish Farmers - MS 5 " docx

... Deakin University to Charles Darwin University. Letters of support for the transfer of the project will be obtained from the Research Offices of Deakin University and Charles Darwin University ... use of part time staff (Schultz and Baranski). The major issue that has arisen since the commencement of the project is that Dr Austin has recently been appointed to the position of Professor ... Background The general aim of this project is to identify better breeds of common carp and increase the utilisation of such fish by small-scale farmers as means of increasing yields and lowering...

Báo cáo nghiên cứu khoa học " Better Breeds of Common carp (Cyprinus carpio L.) for Small-scale Fish Farmers - MS6 " pdf

... services of other personnel or in some cases increasing the time commitments of nominated staff. The Australian Leader, Austin has now taken up his new position as Professor and Head of School of ... genotyping of carp and analysis of DNA data (2) Preparation of notes for farmer workshop (3) Workshop for farmers (4) Technical training in Australia II (5) Identify farmers for on-farm trail of ... involves a novel combination of traditional and modern methods. Thus the understanding of common carp genetic resources in Vietnam and the success of the dissemination of genetically improved breeds...

Báo cáo nghiên cứu khoa học " ANTIGENIC DIAGNOSIS OF ROTAVIRUS, CORONAVIRUS AND ESCHERICHIA COLI K99 IN CALVES'''' FAECES " docx

... prevalence of the six major causes of pre-weaning diarrhoea in commercial (CP) and village pigs (VP) in Vietnam. 117 (from CP) and 45 (from VP) faecal specimens were collected from cases of PrWD ... characterizations of Vietnamese strains of E. coli causing diarrhoea in pigs in VietnamDo NT1, Trott DJ2, Desautels C3, Fairbrother JM31Department of Bacteriology, National Institute of Veterinary ... and ETEC/VTEC strains obtained from pig with diarrhoea in Vietnam E. coli strains (n=18 from pre-weaning and n=41 from post-weaning piglets with diarrhoea) from different provinces in Vietnam...

Báo cáo nghiên cứu khoa học " ACHIEVEMENTS AND LESSON LEARN FROM IMPLEMENTATION OF COMMUNITY-BASED FOREST DEVELOPMENT AND MANAGEMENT " ppt

... and provision of access to qualitygenetic seed sources of Acaciamangium(keo) (from CSIRO and Forest Science Institute of Vietnam) andManglietia conifera(Mo).During three years of project ... implementation of CFM plan on thecommunities of four villages was conducted inMarch 2010. Results of the survey show thatimplementation of CFM plan has positiveimpacts on communities in term of livelihoodimprovement, ... 9). 57-100% members of communities agreed that implementation of CFM plan has decreased the number of illegalcases of forest exploitation or violation. 59-100% members of communities responded...

Báo cáo nghiên cứu khoa học: "National Institute of Information and Communications " potx

... height 23 mm is extended from the end of the rectangular meander monopole at the left-hand side and other conductor line of height 21 mm is extended from the starting of the rectangular meander ... with diameter of 1/4 wavelength. The basis of the antenna structure is a rectangular meander monopole, which has the dimensions of height 28 mm and width 11 mm. The conductor line of height 23 ... an overview of the antenna. Antenna is printed on an FR4 substrate which size is 58 mm x 80 mm with thickness of 1.6 mm and relative permittivity of 4.4. The antenna consists of a 1/4 wavelength...

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