Essential metal and metalloid elements in the Philippi Horticultural area, and their uptake into selected vegetable crops

References

• Ajwa HA, Bañuelos GS, Mayland HF. 1998. Selenium uptake by plants from soils amended with inorganic and organic materials. Journal of Environmental Quality. 27:1218–27.
   Web of Science ®Google Scholar
• Battersby-Lennard J, Haysom G. 2012. Philippi Horticultural Area–A City asset or potential development node? http://www.academia.edu/1871167/Philippi_Horticultural_Area_A_City_asset_or_potential_development_node. Accessed 14 January 2014
   Google Scholar
• Bouis H, Islam Y. 2011. Biofortification: Leveraging agriculture to reduce hidden hunger. 2020 Conference Brief 19. IFPRI, Washington, DC.
   Google Scholar
• Brown KM, Arthur JR. 2001. Selenium, selenoproteins and human health: a review. Public Health Nutrition. 4:593–9.
   PubMedGoogle Scholar
• Broadley MR, Alcock J, Alford J, Cartwright P, Foot I, Fairweather-Tait SJ, Hart DJ, Hurst R, Knott P, McGrath SP, et al. 2010. Selenium biofortification of high-yielding winter wheat (Triticum aestivum L.) by liquid or granular Se fertilisation. Plant and Soil. 332:5–18.
   Web of Science ®Google Scholar
• Bruins MR, Kapil S, Oehme FW. 2000. Microbial resistance to metals in the environment. Ecotoxicology and Environmental Safety. 45:198–207.
   PubMed Web of Science ®Google Scholar
• Combs GF. 2001. Selenium in global food systems. British Journal of Nutrition. 85:517–47.
   PubMed Web of Science ®Google Scholar
• Dhillon KS, Dhillon SK, Dogra R. 2010. Selenium accumulation by forage and grain crops and volatilization from seleniferous soils amended with different organic materials. Chemosphere. 78:548–56.
   PubMed Web of Science ®Google Scholar
• Ellis DR, Salt DE. 2003. Plants, Selenium and Human Health. Current Opinion in Plant Biology. 6:273–9.
   PubMed Web of Science ®Google Scholar
• Eurola P, Ekholm P, Venalainen E-J. 2005. Essential trace elements and food quality: NFJ Seminar no. 370, 15–17 August 2005. Hotel Loftleidir, Reykjavik, Island, p. 49–51.
   Google Scholar
• FAO, WTP, IFAD. 2012. A state of food insecurity in the world 2012. Economic growth is necessary but not sufficient to accelerate reduction of hunger and malnutrition. Rome: FAO.
   Google Scholar
• FAO, WTP, IFAD. 2015. A state of food insecurity in the world 2015. Meeting the 2015 international hunger targets: taking stock of uneven progress, Rome: FAO.
   Google Scholar
• Faber M, Wenhold F. 2007. Nutrition in contemporary South Africa. Water SA. 33:393–400.
   Web of Science ®Google Scholar
• Faber M, Laurie S, Ball A, Andrade M. 2013. A crop based approach to address vitamin A deficiency in South Africa. Pretoria, South Africa: Medical Research Council, Cape Town / ARC-Roodeplaat.
   Google Scholar
• Hartikainen H. 2005. Biogeochemistry of selenium and its impact on food chain quality and human health. Journal of Trace Elements in Medicine and Biology. 18:309–18.
   PubMed Web of Science ®Google Scholar
• Hopkins WG, Hüner NPA. 2004. Introduction to plant physiology. 3rd ed. USA: Wily.
   Google Scholar
• Johnsson L. 2005. Essential trace elements and food quality: NFJ Seminar no. 370, 15–17 August 2005. Hotel Loftleidir, Reykjavik, Island, p. 15–17
   Google Scholar
• Labadarios D, Steyn NP, Nel J. 2011a. How diverse is the diet of adult South Africans? Nutrition Journal. 10:1–11
   PubMed Web of Science ®Google Scholar
• Labadarios D, Zandile J-RM, Steyn NP, Gericke G, Maunder EMW, Davids YD, Parker W. 2011b. Food security in South Africa: a review of national surveys. Bulletin of the World Health Organization 89:891–99. Available from: http://who,int/bulletin/volumes/89/12/11-089243/en/
   PubMed Web of Science ®Google Scholar
• Legard T. 2005. Manufacture of Fertilizers containing micronutrients. Possibilities and Limitations: NFJ Seminar no. 370, 15–17 August 2005. Hotel Loftleidir, Reykjavik, Island, p. 64–6.
   Google Scholar
• Luo L, Ma Y, Zhang S, Wei D, Zhu Y-G. 2009. An inventory of trace element inputs to agricultural soils in China. Journal of Environmental Management. 90:2524–30.
   PubMed Web of Science ®Google Scholar
• Malan M, Müller F, Raitt L, Aalbers J, Cyster L, Brendonck L. 2015a. Farmyard manures: the major agronomic sources of heavy metals in the Philippi Horticultural Area in the Western Cape Province of South Africa. Environmental Monitoring and Assessment. 187:1–8. doi:10.1007/s10661-015-4918-3.
   PubMed Web of Science ®Google Scholar
• Malan M, Müller F, Cyster L, Raitt L, Aalbers J. 2015b. Heavy metals in the irrigation water, soils and vegetables in the Philippi horticultural area in the Western Cape Province of South Africa. Environmental Monitoring and Assessment. 187. doi:10.1007/s10661-014-4085-y.
   Web of Science ®Google Scholar
• National Academic Pres: Daily Recommended Intakes (DRIs) available from: http://search.nap.edu/napsearch.php?term=DRI
   Google Scholar
• Navarro-Alarcon M, Cabrera-Vique C. 2008. Selenium in food and the human body: A Review. Science of the Total Environment. 400:115–41.
   PubMed Web of Science ®Google Scholar
• Nicholson, F., Rollett, A., Chambers, B. (2010). Quantifying heavy metal inputs from organic and inorganic material additions to agricultural soils in England and Whales. 19^th World Congress of Soil Science, Soil Solutions for a changing world. 1 - 6 August. Brisbane, Australia.
   Google Scholar
• Nicholson FA, Chambers BJ, Williams JR, Unwin RJ. 1999. Heavy metal contents of livestock feeds and animal manures in England and Wales. Bioresource Technology. 70:23–31.
   Web of Science ®Google Scholar
• Øgaard AF, Sogn TA, Eich-Greatorex S. 2006. Effect of cattle manure on selenite and selenite retention in soil. Nutrient Cycling in Agroecosystems. 76:39–48.
   Web of Science ®Google Scholar
• Prasad MNV. 2004. Heavy Metal Stress in Plants: From Biomolecules to Ecosystems. 2nd ed. Berlin Heidelberg: Springer-Verlag.
   Google Scholar
• Sahin O, Taskin MB, Kadioglu YK, Inal A, Pilbeam DJ, Gunes A. 2014. Elemental composition of pepper plants fertilized with pelletized poultry manure, Journal of Plant Nutrition. 37:458–68.
   Web of Science ®Google Scholar
• Sager M. 2007. Trace and nutrient elements in manure, dung and compost samples in Austria. Soil Biology and Biochemistry. 39:1383–90.
   Web of Science ®Google Scholar
• Steyn NP, Nel JH, Labadarios D. 2008. Will fortification of staple foods make a difference to the dietary intake of South African children? South African Journal of Clinical Nutrition. 21:22–7.
   Google Scholar
• Temple N, Steyn NP. 2009. Food prices and energy density as barriers to healthy food patterns in Cape Town. Journal of Hunger and Environmental Nutrition. 20:33.
   Google Scholar
• Temple NJ, Steyn NP. 2011. The cost of a healthy diet: A South African perspective. Nutrition. 27:505–8.
   PubMed Web of Science ®Google Scholar
• Temple N, Steyn NP, Fourie J, De Villiers A. 2010. Price and availability of healthy food: A study in rural South Africa. Nutrition. 27:55–8.
   PubMed Web of Science ®Google Scholar
• Verkleji, J. A. S. 1993. The effects of heavy metals stress on higher plants and their use as bio monitors. 1993. In: Nagajyoti P. C., Lee K. D., Sreekanth T. V. M. 2010 Heavy metals, occurrence and toxicity for plants: A review. Environmental Chemistry Letters, 8. 199–216.
   Google Scholar
• Wenhold F, Annandale J, Faber M, Hart T. 2012. Water use and nutrient content of crop and animal food products for improved household food security: A scoping study. WRC Report No. TT 537/12. Water Research Commission. South Africa.
   Google Scholar
• White PJ, Broadley MR. 2005. Biofortifying crops with essential mineral elements. Trends in Plant Science. 10:586–93.
   PubMed Web of Science ®Google Scholar
• White PJ, Brown PH. 2005. 2010. Plant nutrition for sustainable development and global health. Annals of Botany. 105:1073–80.
   Google Scholar
• Wolfhard K. 2010. Conspicuous consumption and race: Evidence from South Africa. Available from: http://hdl.handle.net/10419/32637
   Google Scholar
• Zhao F-J, Shewry PR. 2010. Recent developments in modifying crops and agronomic practice to improve human health. Food Policy, S94–S101. doi:10.1016/j.foodpol.2010.11.011.
   Web of Science ®Google Scholar