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Cobalt in Soil PowerPoint Presentation
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Cobalt in Soil

Cobalt in Soil

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Cobalt in Soil

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  1. Cobalt in Soil Naturally less than 50ppm concentration Must be Supplemented (Abstract) http://minerals.cr.usgs.gov/projects/geochemical_landscapes/images/fig4.jpg Vitamin B12 in Plants Rhizobia Cobalt Sulphate Thicker stems Taller plants More pods http://textbookofbacteriology.net/Rhizobium.combo.jpg http://www.macroind.com/uploadfile/images/1192974570062.jpg Bacteria live in a mutual relationship with plants Reacts with bacteria in pea plant roots and stimulates growth. http://www.rhs.org.uk/plants/images/trials/SweetPeaTying.jpg Necessary Chemicals Nitrogen Cycle Nitrogen-N Phosphorus-P Potassium-K Known as NPK NPK levels can determine plant overall health http://acswebapplications.acs.org/PortalTools/Shopper/ Literature Review Miller and Tarrant (1983) Gad (2006) http://www.fs.fed.us/pnw/pubs/journals/pnw_1983_miller001.pdf (Kandil, 2007) http://www.mitoresearch.org/images/q64bigmito.jpg Hypothesis Purpose Alternate Hypothesis-H(a)- Both Cobalt and the Vitamin B12 fertilization have significant effects on the growth of the pea plants with the presence of Rhizobium Leguminosarum, and supports the work of Gad and Kandil Null Hypothesis-H(o)- Neither the cobalt or the Vitamin B12 have an effect on the growth of the peas with or without the presence of Rhizobium Leguminosarum Effects of Cobalt and Vitamin B12 fertilization on the growth of Pisumsativum L. http://plants.usda.gov/java/profile?symbol=PISA6