Search Results - "Lark, R. Murray"

Fertilizer management and soil type influence grain zinc and iron concentration under contrasting smallholder cropping systems in Zimbabwe by Manzeke, Muneta G., Mtambanengwe, Florence, Watts, Michael J., Hamilton, Elliott M., Lark, R. Murray, Broadley, Martin R., Mapfumo, Paul

“…Micronutrient deficiencies remain prevalent in food systems of southern Africa, although advances in biofortification through crop breeding and agronomy…”
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The effect of water deficit and livestock stocking density on soil organic carbon stocks in Namibia by Mumbi Chabala, Lydia, Angombe, Simon, Amelung, Wulf, Murray Lark, R

“…•Combined effect of water deficit and livestock stocking density on soil carbon stocks are studied.•The interaction effect of livestock stocking density and…”
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The risk of selenium deficiency in Malawi is large and varies over multiple spatial scales by Phiri, Felix P., Ander, E. Louise, Bailey, Elizabeth H., Chilima, Benson, Chilimba, Allan D. C., Gondwe, Jellita, Joy, Edward J. M., Kalimbira, Alexander A., Kumssa, Diriba B., Lark, R. Murray, Phuka, John C., Salter, Andrew, Suchdev, Parminder S., Watts, Michael J., Young, Scott D., Broadley, Martin R.

“…Selenium (Se) is an essential human micronutrient. Deficiency of Se decreases the activity of selenoproteins and can compromise immune and thyroid function and…”
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Zinc deficiency is highly prevalent and spatially dependent over short distances in Ethiopia by Belay, Adamu, Gashu, Dawd, Joy, Edward J. M., Lark, R. Murray, Chagumaira, Christopher, Likoswe, Blessings H., Zerfu, Dilnesaw, Ander, E. Louise, Young, Scott D., Bailey, Elizabeth H., Broadley, Martin R.

“…Zinc (Zn) is an essential nutrient for human health. In Ethiopia, a high prevalence of Zn deficiency has been reported. To explore demographic variation and…”
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Review: mine tailings in an African tropical environment—mechanisms for the bioavailability of heavy metals in soils by Kaninga, Belinda K., Chishala, Benson H., Maseka, Kakoma K., Sakala, Godfrey M., Lark, Murray R., Tye, Andrew, Watts, Michael J.

“…Heavy metals are of environmental significance due to their effect on human health and the ecosystem. One of the major exposure pathways of Heavy metals for…”
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Mapping groundwater recharge in Africa from ground observations and implications for water security by MacDonald, Alan M, Lark, R Murray, Taylor, Richard G, Abiye, Tamiru, Fallas, Helen C, Favreau, Guillaume, Goni, Ibrahim B, Kebede, Seifu, Scanlon, Bridget, Sorensen, James P R, Tijani, Moshood, Upton, Kirsty A, West, Charles

“…Groundwater forms the basis of water supplies across much of Africa and its development is rising as demand for secure water increases. Recharge rates are a…”
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Potential bio-indicators for assessment of mineral status in elephants by Sach, Fiona, Dierenfeld, Ellen S., Langley-Evans, Simon C., Hamilton, Elliott, Murray Lark, R., Yon, Lisa, Watts, Michael J.

“…The aim of this study was two-fold: (1) identify suitable bio-indicators to assess elemental status in elephants using captive elephant samples, and (2)…”
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Assessing urinary flow rate, creatinine, osmolality and other hydration adjustment methods for urinary biomonitoring using NHANES arsenic, iodine, lead and cadmium data by Middleton, Daniel R S, Watts, Michael J, Lark, R Murray, Milne, Chris J, Polya, David A

“…There are numerous methods for adjusting measured concentrations of urinary biomarkers for hydration variation. Few studies use objective criteria to quantify…”
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Micronutrients and socio-demographic factors were major predictors of anaemia among the Ethiopian population by Belay, Adamu, Joy, Edward J. M., Lark, R. Murray, Ander, E. Louise, Young, Scott D., Bailey, Elizabeth H., Broadley, Martin R., Gashu, Dawd

“…Anaemia is characterised by low hemoglobin (Hb) concentration. Despite being a public health concern in Ethiopia, the role of micronutrients and…”
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Magnesium biofortification of Italian ryegrass (Lolium multiflorum L.) via agronomy and breeding as a potential way to reduce grass tetany in grazing ruminants by Kumssa, Diriba B., Lovatt, J. Alan, Graham, Neil S., Palmer, Sarah, Hayden, Rory, Wilson, Lolita, Young, Scott D., Lark, R. Murray, Penrose, Beth, Ander, E. Louise, Thompson, Russell, Jiang, Lin-Xi, Broadley, Martin R.

“…Aim Magnesium (Mg) deficiency (known as grass tetany) is a serious metabolic disorder that affects grazing ruminants. We tested whether Mg-fertiliser can…”
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Carbon losses from all soils across England and Wales 1978-2003 by Bellamy, P.H, Loveland, P.J, Bradley, R.I, Lark, R.M, Kirk, G.J.D

“…More than twice as much carbon is held in soils as in vegetation or the atmosphere, and changes in soil carbon content can have a large effect on the global…”
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Mineral micronutrient status and spatial distribution among the Ethiopian population by Belay, Adamu, Gashu, Dawd, Joy, Edward J. M., Lark, Murray R., Chagumaira, Christopher, Zerfu, Dilnesaw, Ander, Louise E., Young, Scott D., Bailey, Elizabeth H., Broadley, Martin R.

“…Multiple micronutrient deficiencies are widespread in Ethiopia. However, the distribution of Se and Zn deficiency risks has previously shown evidence of…”
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Urine selenium concentration is a useful biomarker for assessing population level selenium status by Phiri, Felix P., Ander, E. Louise, Lark, R. Murray, Bailey, Elizabeth H., Chilima, Benson, Gondwe, Jellita, Joy, Edward J.M., Kalimbira, Alexander A., Phuka, John C., Suchdev, Parminder S., Middleton, Daniel R.S., Hamilton, Elliott M., Watts, Michael J., Young, Scott D., Broadley, Martin R.

“…•Selenium (Se) concentration is a potential biomarker for assessing Se status at a population level in a low Se-status population.•VZ Variation in urine and…”
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Changes in soil pH across England and Wales in response to decreased acid deposition by KIRK, GUY J.D, BELLAMY, PAT H, LARK, R. MURRAY

“…Analysis of data from the National Soil Inventory of England and Wales obtained between 1978 and 2003 shows widespread increases in soil pH - i.e., soils…”
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Methodology for the determination of normal background concentrations of contaminants in English soil by Ander, E. Louise, Johnson, Christopher C., Cave, Mark R., Palumbo-Roe, Barbara, Nathanail, C. Paul, Lark, R. Murray

“…The revised Environmental Protection Act Part 2A contaminated land Statutory Guidance (England and Wales) makes reference to ‘normal’ levels of contaminants in…”
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Estimates of Dietary Mineral Micronutrient Supply from Staple Cereals in Ethiopia at a District Level by Abdu, Abdu Oumer, Kumssa, Diriba B., Joy, Edward J. M., Groote, Hugo De, Lark, R. Murray, Broadley, Martin R., Gashu, Dawd

“…Recent surveys have revealed substantial spatial variation in the micronutrient composition of cereals in Ethiopia, where a single national micronutrient…”
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Selenium Deficiency Is Widespread and Spatially Dependent in Ethiopia by Belay, Adamu, Joy, Edward J M, Chagumaira, Christopher, Zerfu, Dilnesaw, Ander, E Louise, Young, Scott D, Bailey, Elizabeth H, Lark, R Murray, Broadley, Martin R, Gashu, Dawd

“…Selenium (Se) is an essential element for human health and livestock productivity. Globally, human Se status is highly variable, mainly due to the influence of…”
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Biofortification of wheat with zinc for eliminating deficiency in Pakistan: study protocol for a cluster-randomised, double-blind, controlled effectiveness study (BIZIFED2) by Lowe, Nicola M, Zaman, Mukhtiar, Moran, Victoria Hall, Ohly, Heather, Sinclair, Jonathan, Fatima, Sadia, Broadley, Martin R, Joy, Edward J M, Mahboob, Usman, Lark, R Murray, Zia, Munir H, Ander, E Louise, Sharp, Paul A, Bailey, Elizabeth H, Young, Scott D, Khan, Muhammad Jaffar

“…IntroductionMicronutrient deficiencies, commonly referred to as ‘hidden hunger’, affect more than two billion people worldwide, with zinc and iron-deficiency…”
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Crop uptake of heavy metals in response to the environment and agronomic practices on land near mine tailings in the Zambian Copperbelt Province by Kaninga, Belinda, Lark, R. Murray, Chishala, Benson H., Maseka, Kakoma K., Sakala, Godfrey M., Young, Scott D., Tye, Andrew, Hamilton, Elliott M., Watts, Michael J.

“…A field experiment was undertaken on farmers’ fields adjacent to a large mine tailings dam in the Zambian mining town of Kitwe. Experimental plots were located…”
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How Tillage System Affects the Soil Carbon Dioxide Emission and Wheat Plants Physiological State by Sawinska, Zuzanna, Radzikowska-Kujawska, Dominika, Blecharczyk, Andrzej, Świtek, Stanisław, Piechota, Tomasz, Cieślak, Adam, Cardenas, Laura M., Louro-Lopez, Aranzazu, Gregory, Andrew S., Coleman, Kevin, Lark, R. Murray

“…The cultivation or ‘tillage’ system is one of the most important elements of agrotechnology. It affects the condition of the soil, significantly modifying its…”
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