• Selenium in Plants USDA ARS

    Mar 27, 2008· Selenium content of plants Selenium Indicator Plants Up to and in excess of 10,000 ppm Facultative Selenium Accumulators < 0.1 ppm to few thousand ppm Passive Selenium Accumulators < 0.1 ppm to a few hundred ppm

  • (PDF) Selenium and plants ResearchGate

    PDF Selenium is of metabolic importance in cyanobacteria and in some plants, being involved in their antioxidative processes. Selenium is widely distributed on the Earth's surface and available

  • Selenium in plants and soil Got A Plant Problem? Plantprobs

    Some plants can safely accumulate very large amounts of selenium while others cannot so do not be surprised if adjacent plants are affected in different ways. A soil test can confirm toxic levels of selenium in the soil and a tissue test can confirm toxic levels of selenium in plants. Guidelines may differ in your area but generally, if the

  • Selenium Wikipedia

    The selenium content in the human body is believed to be in the 13–20 milligram range. Indicator plant species. Certain species of plants are considered indicators of high selenium content of the soil because they require high levels of selenium to thrive.

  • Pronunciation: /sɪˈliːniəm/ ​(sə-LEE-nee-əm)
  • Selenium in biology Wikipedia

    In plants, it sometimes occurs in toxic amounts as forage, e.g. locoweed. Selenium is a component of the amino acids selenocysteine and selenomethionine. In humans, selenium is a trace element nutrient that functions as cofactor for glutathione peroxidases and certain forms of thioredoxin reductase.

  • SELENIUM IN SOIL doiSerbia

    um reactivity and bioavailability depends not only on its total content in soil but also on its chemical forms. Distribution of the different forms of selenium depends on soil properties such as reaction, aeration, contents of clay and organic matter and microbiological activity. KEY WORDS: selenium, total Se, water-soluble Se, soil INTRODUCTION

  • Published in: Zbornik Matice Srpske Za Prirodne Nauke · 2003Authors: Maja S CuvardicAbout: Selenium
  • Selenium — Health Professional Fact Sheet

    The selenium content of soil affects the amounts of selenium in the plants that animals eat, so the quantities of selenium in animal products also vary [2,5]. However, selenium concentration in soil has a smaller effect on selenium levels in animal products than in plant-based foods because animals maintain predictable tissue concentrations of

  • Selenium Mobility in Soils and its Absorption, Translocation,

    Nearly complete recovery of plants plus soil-selenium from both sources was possible earl y in the study. However, by the end of 12 weeks, less selenite than selenate in plant and soil was retrieved. This may have been caused by the.--— — Selenium Mobility in Soils and its Absorption, Translocation, and Metabolism in Plants

  • Selenium-Accumulating Plants : USDA ARS

    The secondary selenium accumulators include some native range plants, and crop plants such as western wheatgrass, barley, wheat, and alfalfa. Plants containing more than 5 ppm selenium are potentially toxic in cattle. Where Selenium-Accumulating Plants Grow The major seleniferous areas of the West can be found in North and South Dakota, Montana

  • Selenium and nano-selenium in plant nutrition SpringerLink

    Oct 20, 2015· Selenium and nano-selenium in plant nutrition. Authors; Authors and affiliations; Hassan El-Ramady Zhao J (2013) The effects of selenium on physiological traits, grain selenium content and yield of winter wheat at different development stages. (2015) Selenium species in the roots and shoots of chickpea plants treated with different

  • Cited by: 25
  • Effects of different water management on absorption and

    Sodium selenite was added to the soil so that the soil selenium content reached 0.5 mg kg −1 to study the effects of 3 different water management modes on soil selenium uptake by rice plants. These three modes are flood irrigation (F), aerobic irrigation (A) and alternate flood and aerobic irrigation (AFA).

  • Selenium uptake, dynamic changes in selenium content and

    The Se content in the roots was the highest, followed by the shoots and the grains. Previous reports compared the Se contents in different plant tissues. Our research corresponds with a previous study (Han et al., 2013) on tobacco (Nicotiana tabacum L.) plants, in which the Se content decreased from the roots to the shoots. Moreover, the Se

  • Levels of selenium and chromium in different foods

    Summary. In the present study the selenium and chromium content of different plant foods such as fruits, greens, flowers, vegetables, dried fruits, spices, condiments, cereals and pulses were analysed.

  • Investigation of selenium fertilizer different rates on

    Investigation of selenium fertilizer different rates on uptake of selenium in alfalfa plant (Hall, 2013). Selenium content in soils and plants is various due to parent materials origin, climate, and vegetation type. Selenium content in all This plant has different potentials for selenium uptake. Gizel-Nelson, (1991)

  • Selenium Content of Forage and Hay Crops in the Pacific

    Selenium Content of Forage and Hay Crops in the Pacific Northwest' D. L. Carter, M. J. Brown, W. H. Allaway, and E. E. Caryl ABSTRACT A map illustrating the Se content of forage and hay crops in different sections of the Pacific Northwest was prepared, based on analyses of crop samples. The pri- variation in Se content among plant species

  • Published in: Agronomy Journal · 1968Authors: D L Carter · M J Brown · W H Allaway · Earle E CaryAbout: Chemistry · Composition · Trace element · Selenium · Animal nutrition · Vitamin E
  • Distribution Selenium in Nutrition NCBI Bookshelf

    Factors influencing the selenium content of plants have been reviewed by Johnson et al. (1967). One of the most important of these is the kind of plant. Rosenfeld and Beath (1964) have divided plants into three groups on the basis of their ability to accumulate selenium when grown on high-selenium soils.

  • Accumulation of selenium by different plant SpringerLink

    Jul 28, 2013· High levels of naturally occurring selenium (Se) are often found in conjunction with different forms of salinity in central California. Plants considered for use in phytoremediation of high Se levels must therefore be salt tolerant.

  • Critical Levels of Selenium in Different Crops Grown in an

    Critical levels of selenium in raya (Brassica juncea Czern L.), maize (Zea mays L.), wheat (Triticum aestivum L.) and rice (Oryza sativa L.) were worked out by growing these crops in an alkaline silty loam soil treated with different levels of selenite-Se ranging from 1 to 25 μg g −1 soil.

  • Selenium in Plants USDA ARS

    Selenium content of plants Selenium Indicator Plants Up to and in excess of 10,000 ppm Facultative Selenium Accumulators < 0.1 ppm to few thousand ppm Passive Selenium Accumulators < 0.1 ppm to a few hundred ppm

  • ISSN 2320-3862 Evaluation of total Plants Journal

    The calcium and selenium content ranged from 16.66±0.005 mg/100g to healers/Maibas/Maibis and local people of Manipur for the treatment of different inflammatory diseases are rich in minerals like calcium, iron, selenium. Minerals, calcium, iron, selenium, medicinal plants, inflammatory diseases 1. Introduction Natural Minerals are

  • The Leachability and Speciation of Arsenic and Selenium in

    The Leachability and Speciation of Arsenic and Selenium in Coal Fly Ash Tian Wang1, Jianmin Wang1, Ken Ladwig2 1 Department of Civil, Architectural & Environmental Engineering, University of Missouri Rolla, Rolla, MO 65409; 2 Electric Power Research Institute (EPRI), 3420 Hillview Ave., Palo Alto, CA 94304 KEYWORDS: arsenic, selenium, leaching, speciation, fly ash

  • Authors: Tian Wang · Jianmin Wang · Ken LadwigAbout: Nitrogen · Fly ash · Detection limit · Arsenic
  • How to Find the Best Selenium Supplement Dr. Group's

    Sep 23, 2016· Selenium levels can change over such a small area that the vegetables in your neighbor’s garden may have more selenium than yours. Selenium content in meat can also vary, although not as drastically. The selenium content of animal products depends on the concentration of the element in the plants they eat.

  • What is Selenium? American Nutrition Association

    The content of selenium in food depends on the selenium content of the soil where plants are grown or animals are raised. For example, researchers know that soils in the high plains of northern Nebraska and the Dakotas have very high levels of selenium.

  • Selenium bioavailability: current knowledge and future

    The selenium content and species of both plant and animal foodstuffs depend on environmental conditions, in particular, the quantity and species of selenium to which the animal/plant is exposed (6, 24).Selenomethionine is predominant in cereals, and selenium concentrations vary from 0.01 to 0.55 μg/g fresh weight (), whereas in other plant foods the content is generally lower, with the

  • Selenium in Plants USDA ARS

    Selenium content of plants Selenium Indicator Plants Up to and in excess of 10,000 ppm Facultative Selenium Accumulators < 0.1 ppm to few thousand ppm Passive Selenium Accumulators < 0.1 ppm to a few hundred ppm

  • The Leachability and Speciation of Arsenic and Selenium in

    The Leachability and Speciation of Arsenic and Selenium in Coal Fly Ash Tian Wang1, Jianmin Wang1, Ken Ladwig2 1 Department of Civil, Architectural & Environmental Engineering, University of Missouri Rolla, Rolla, MO 65409; 2 Electric Power Research Institute (EPRI), 3420 Hillview Ave., Palo Alto, CA 94304 KEYWORDS: arsenic, selenium, leaching, speciation, fly ash

  • Authors: Tian Wang · Jianmin Wang · Ken LadwigAbout: Nitrogen · Fly ash · Detection limit · Arsenic
  • How to Find the Best Selenium Supplement Dr. Group's

    Sep 23, 2016· Selenium levels can change over such a small area that the vegetables in your neighbor’s garden may have more selenium than yours. Selenium content in meat can also vary, although not as drastically. The selenium content of animal products depends on the concentration of the element in the plants they eat.

  • What is Selenium? American Nutrition Association

    Selenium also can be found in some meats and seafood. Animals that eat grains or plants that were grown in selenium-rich soil have higher levels of selenium in their muscle. In the U.S., meats and bread are common sources of dietary selenium [9,10]. Some nuts are also sources of selenium. Selenium content of foods can vary.

  • Selenium bioavailability: current knowledge and future

    The selenium content and species of both plant and animal foodstuffs depend on environmental conditions, in particular, the quantity and species of selenium to which the animal/plant is exposed (6, 24).Selenomethionine is predominant in cereals, and selenium concentrations vary from 0.01 to 0.55 μg/g fresh weight (), whereas in other plant foods the content is generally lower, with the

  • (PDF) Selenium concentration dependence on soil properties

    Selenium concentration dependence on soil properties. exchangeable bases and content of plant available potassium. An average content of selenium in sandy loam soil samples taken from the 0-20

  • Brazil nuts and the variation in their selenium content

    Nov 19, 2012· There is an interesting difference in the selenium content of Brazil nuts produced in different geographical regions of Brazil and nuts originating from countries to the east of Brazil. From the study results Brazil nuts growing in the Eastern Amazon regions of Brazil appear to contain much higher concentrations of selenium than those growing

  • Areas With High Concentrations of Selenium in the Soil and

    1 Values are means (mg/kg) ± SE; means with different superscripts in the same row are significantly different (p <.05). 2 Se concentrations expressed on a wet weight basis. 3 Number in parentheses is number of samples. Table 2. The Se content of dried forage and soil collected from the pastures of cull cattle. Pastures were on ranches scattered throughout five distinct geographical locales

  • Selenium Supplementation Strategies for Livestock in

    Selenium Supplementation Strategies for Livestock in Oregon 4 plants, which include species of Astragalus, Brassica, and Stanleya, survive in soils high in Se. Although livestock do not typically eat these plants, care should be taken when pasturing animals in areas where they grow. The ODA requires a label on all commercial feeds.

  • 7 Science-Based Health Benefits of Selenium

    Dec 29, 2017· Here are 7 health benefits of selenium backed by science. The amount of selenium in plant-based foods can vary depending on the selenium content of the soil in which they were grown.

  • Improving selenium status in plant nutrition and quality

    Abstract. Selenium (Se) is an essential micronutrient for human health due to its antioxidant capabilities. The Se content around the world is highly variable from 0.005 mg kg-1 in areas from China and Finland to 8,000 mg kg-1 in seleniferous soils fromTuva-Russia. However, about one billion of people in the worldwide are Se deficient.

  • The 7 Best Vegetarian Foods for Selenium

    Apr 14, 2014· Although fish and meat are great sources of selenium, don’t be fooled into thinking you can’t get it from plants. As a matter of fact, there are an abundance of natural foods that are great sources of selenium, including nuts, seeds, and green vegetables. At a glance, let's take a look at the 7 best vegetarian sources of selenium. 1. Brazil

  • Selenium Content of Foods Diet Grail

    Selenium also can be found in some meats and seafood. Animals that eat grains or plants that were grown in selenium-rich soil have higher levels of selenium in their muscle. In the U.S., meats and bread are common sources of dietary selenium. Some nuts are also sources of selenium. Selenium content of foods can vary.

  • Selenium concentrations of common weeds and agricultural

    Dec 01, 2009· The plants grown in seleniferous soils constitute a major source of toxic selenium levels in the food chain of animals and human beings. Greenhouse and field experiments were conducted to study selenium concentrations of weeds, forages and cereals grown on seleniferous soils located between 31.0417

  • Determination of selenium concentration in rice and the effect of

    13-05-2002· Lianhe Zhang, Weiming Shi, Xiaochang Wang and Xinbin Zhou, Genotypic Differences in Selenium Accumulation in Rice Seedlings at Early Growth Stage and Analysis of Dominant Factors Influencing Selenium Content in Rice Seeds, Journal of Plant Nutrition, 10.1080/01904160600851437, 29, 9, (1601-1618), (2006).

  • Plants and microbes assisted selenium nanoparticles: characterization

    Selenium is an essential trace element and is an essential component of many enzymes without which they become inactive. The Se nanoparticles of varying shape and size may be synthesized from Se salts especially selenite and selenates in presence of reducing agents such as proteins, phenols, alcohols and amines. These biomolecules can be used to reduce Se salts in vitro but the byproducts released in

  • What is Selenium? American Nutrition Association

    The content of selenium in food depends on the selenium content of the soil where plants are grown or animals are raised. For example, researchers know that soils in the high plains of northern Nebraska and the Dakotas have very high levels of selenium. People living in those regions generally have the highest selenium intakes in the United States (U.S.) [8]. In the U.S., food distribution patterns across

  • Selenium Content of Foods Diet Grail

    The content of selenium in food depends on the selenium content of the soil where plants are grown or animals are raised. For example, researchers know that soils in the high plains of northern Nebraska and the Dakotas have very high levels of selenium. People living in those regions generally have the highest selenium intakes in the United States (U.S.).

  • Areas With High Concentrations of Selenium in the Soil and

    Areas With High Concentrations of Selenium in the Soil and Forage Produce Beef With Enhanced Concentrations of Selenium. Korry J. Hintze, Gregory P. Lardy, Martin J. Marchello and John W. Finley

  • NON-DESTRUCTIVE AND DESTRUCTIVE MEASUREMENTS’ CHLOROPHYLL CONTENT

    Selenium is one of the elements playing a most important role in human and animal health and is essential to all other organisms including bacteria and algae. Most plants contain rather low foliar Se, around 25 μg kg−1 and rarely exceed 100 μg kg−1. However, some plants exhibit a great capability to accumulate Se and they may concentrate Se to extremely high levels over 1000 mg kg−1 that may be

  • 20 Selenium Rich Foods You Should Include In Your Diet

    27-10-2014· In comparison to the foods listed above, soya beans have a lower content of selenium. But considering the fact that selenium is a trace mineral, they can be consumed by vegetarians to get the recommended value of selenium. You can add them in your diet by simply cooking, boiling, or using them as flour. Soya beans have 7.3 mcg or 10% DV of selenium per 100 gm. They are also a rich

  • Selenium uptake, translocation and speciation in Wiley

    • Selenite can be a dominant form of selenium (Se) in aerobic soils; however, unlike selenate, the mechanism of selenite uptake by plants remains unclear. • Uptake, translocation and Se speciation in wheat ( Triticum aestivum ) supplied with selenate or selenite, or both, were investigated in hydroponic experiments.

  • Published in: New Phytologist · 2008Authors: Huafen Li · Huafen Li · Steve P Mcgrath · Fangjie ZhaoAffiliation: China Agricultural University · Rothamsted ResearchAbout: Selenium · Selenate
  • Selenium Linus Pauling Institute

    In general, there is wide variation in the selenium content of plants and grains, especially because some plants, including garlic, Brazil nuts, and multiple Brassica species, tend to accumulate selenium (‘selenium accumulators’), while other assimilate selenium to a lesser extent (‘non-accumulators’). The assimilation of selenium by plants also depends on soil selenium content. Brazil nuts grown in

  • Adoption NutritionSelenium Deficiency (Keshan disease)

    Selenium deficiency, although rare, occurs when the body does not have enough selenium. Cause of Selenium Deficiency. Plant foods are the major dietary sources of selenium in most countries throughout the world. The content of selenium in food depends on the selenium content of the soil where the plants are grown. Selenium also can be found in some meats and seafood. Animals that