Xem 1-20 trên 40 kết quả Trace elements
  • The researchers who choose to work in the field of trace element determinations are not necessarily experienced analytical chemists. However, once involved in this sort of research, they either should acquire the necessary instrumentation in their laboratory or should be able to communicate with their collaborating colleagues who will probably be analytical chemists. In any case, this type of reader will need to know more about analytical che

    pdf362p doilan 26-01-2013 20 7   Download

  • It is a general belief that the fruits and vegetables that our parents ate when they were growing up were more nutritious and enriched with essential mineral nutrients and were less contaminated with toxic trace elements than the ones that are being consumed by us currently. A study of the mineral content of fruits and vegetables grown in Great Britain between 1930 and 1980 has added weight to that belief with findings of such decreases in nutrient density.

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  • Tuyển tập các báo cáo nghiên cứu khoa học trên tạp chí khoa học vật lý quốc tế đề tài: Analysis of Trace Elements in Teeth by ICP-MS: Implications for Caries

    pdf12p hoami_266 15-09-2011 29 5   Download

  • Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: Circulating Immune Complexes and trace elements (Copper, Iron and Selenium) as markers in oral precancer and cancer : a randomised, controlled clinical trial

    pdf10p panasonic05 22-12-2011 22 4   Download

  • Tuyển tập các báo cáo nghiên cứu về lâm nghiệp được đăng trên tạp chí lâm nghiệp Original article đề tài: phosphate fertilization on trace element nutrition pinaster grown in a sandy acid soil...

    pdf4p toshiba9 12-10-2011 15 3   Download

  • Tuyển tập các báo cáo nghiên cứu khoa học ngành y học tạp chí Medical Sciences dành cho các bạn sinh viên ngành y tham khảo đề tài: Trace Elements, Heavy Metals and Vitamin Levels in Patients with Coronary Artery Disease....

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  • Tuyển tập các báo cáo nghiên cứu về bệnh học thý y được đăng trên tạp chí Acta Veterinaria Scandinavica cung cấp cho các bạn kiến thức về bệnh thú y đề tài: The distribution of four trace elements (Fe, Mn, Cu, Zn) in forage and the relation to scrapie in Iceland...

    pdf10p coxanh_1 22-10-2011 29 2   Download

  • This article reviews methods for the determination and identification of trace elements in wine by using atomic absorption spectrometry (AAS). Wine is one of the most widely consumed beverages and strict analytical control of trace elements content is required during the whole process of wine production from grape to the final product.

    pdf15p nguyendinhtrungpv 16-08-2013 21 2   Download

  • Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Critical Care giúp cho các bạn có thêm kiến thức về ngành y học đề tài: Reduction of nosocomial pneumonia after major burns by trace element ...

    pdf7p coxanh_3 25-10-2011 13 1   Download

  • Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học quốc tế cung cấp cho các bạn kiến thức về ngành y đề tài: Substitution of exudative trace element losses in burned children...

    pdf3p coxanh_7 31-10-2011 9 1   Download

  • Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Critical Care giúp cho các bạn có thêm kiến thức về ngành y học đề tài: Reduced reliance on the trace element selenium during evolution of mammals...

    pdf11p coxanh_8 05-11-2011 14 1   Download

  • Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Wertheim cung cấp cho các bạn kiến thức về ngành y đề tài: Characterization of the yeast ionome: a genome-wide analysis of nutrient mineral and trace element homeostasis in Saccharomyces cerevisiae...

    pdf13p thulanh19 09-11-2011 16 1   Download

  • Table 71-2 Deficiencies and Toxicities of Metals Element Deficiency Toxicity Tolerable Upper (Dietary) Intake Level Boron No biologic Developmental defects, male 20 mg/d function determined sterility, (extrapolated from data) animal testicular atrophy Calcium Reduced bone Renal insufficiency (milk-alkalai syndrome), mg/d 2500 (milk- Element Deficiency Toxicity Tolerable Upper (Dietary) Intake Level mass, osteoporosis nephrolithiasis, iron absorption impaired alkalai) Copper Anemia, growth retardation, keratinization Nausea, vomiting, 10 mg/d defective dia...

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  • This paper describes a parser which generates parse trees with empty elements in which traces and fillers are co-indexed. The parser is an unlexicalized PCFG parser which is guaranteed to return the most probable parse. The grammar is extracted from a version of the PENN treebank which was automatically annotated with features in the style of Klein and Manning (2003). The annotation includes GPSG-style slash features which link traces and fillers, and other features which improve the general parsing accuracy. ...

    pdf8p hongvang_1 16-04-2013 24 1   Download

  • Written by a multidisciplinary group of scientists from around the globe Environmental Restoration of Metals-Contaminated Soils provides a summary of the current environmental remediation technology.

    pdf291p 951628473 04-05-2012 59 22   Download

  • This book is about what we consider the essentials of human nutrition. The science of human nutrition deals with all the effects on people of any component found in food. This starts with the physiological and biochemical processes involved in nourishment—how substances in food provide energy or are converted into body tissues, and the diseases that result from insufficiency or excess of essential nutrients (malnutrition). The role of food components in the development of chronic degenerative disease like coronary heart disease, cancers, dental caries, etc.

    pdf682p cronus75 14-01-2013 34 21   Download

  • 11 Halogens, Sulfur, Metals, and Metalloids specific trace elements. A thorough, updated review of the scientific literature is recommended for project design. A number of substances are considered measures of water quality, but are seldom of concern as pollutants to be treated in constructed wetlands. These include common metals (e.g., sodium, potassium, calcium, and magnesium) as well as halogens (e.g., fluorine, chlorine, bromine, and iodine). Together with sulfate, these compounds often dominate the total ion content of natural waters and wastewaters.

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  • 8 Boron Boron (B) is one of the eight essential micronutrients, also called trace elements, required for the normal growth of most plants. It is the only nonmetal among the plant micronutrients. Boron was first recognized as an essential element for plants early in the twentieth century

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  • Trace element (iron, manganese, cobalt, copper, zinc, selenium, and molybdenum): chemical element that is needed in minute quantities for the proper growth, development, and physiology of the organism. In biochemistry, a trace element is also referred to as a micronutrient.

    ppt25p zingzing09 21-10-2012 29 5   Download

  • Nutrition is of interest to everyone. For the impoverished, nutrition is an issue of obtaining enough food to survive. For some, it is a health concern in their fight against obesity and diabetes, hypertension, heart disease, and degenerative skeletal disorders that accompany this nutritional problem. For others, it is of interest so that they will not be embarrassed wearing their bathing suits.

    pdf378p cronus75 14-01-2013 17 5   Download

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