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By Umesh C. Gupta

Molybdenum (Mo) deficiencies in field-grown crops have been first recorded greater than fifty years in the past. This ebook condenses all of the details at present to be had as regards to molybdenum because it pertains to soils, plants and cattle. The publication stories our wisdom of the chemistry and mineralogy of Mo, the extraction of obtainable Mo from a variety of soils, a few of the analytical equipment of picking Mo in soils and crops, the biochemical function of Mo in crop construction, the expertise and alertness of Mo fertilizers to vegetation, the reaction to Mo of varied temperate and tropical plants, Mo deficiency and toxicity in a variety of plant species, the interplay of Mo with different plant meals, and the distribution of Mo in the plant. components affecting the provision of soil Mo to crops and Mo prestige within the semi-arid and sub-humid tropics also are mentioned.

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Molybdenum in Agriculture

Molybdenum (Mo) deficiencies in field-grown vegetation have been first recorded greater than fifty years in the past. This e-book condenses all of the info at the moment on hand just about molybdenum because it pertains to soils, plants and cattle. The publication reports our wisdom of the chemistry and mineralogy of Mo, the extraction of obtainable Mo from numerous soils, some of the analytical tools of selecting Mo in soils and vegetation, the biochemical function of Mo in crop creation, the know-how and alertness of Mo fertilizers to vegetation, the reaction to Mo of assorted temperate and tropical vegetation, Mo deficiency and toxicity in quite a few plant species, the interplay of Mo with different plant nutrition, and the distribution of Mo in the plant.

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In Environmental Geochemistry in Northern Europe, ed. E. Pulkkinen, pp. 303-16. Special paper 9. Espoo, Finland: Geological Survey of Finland. Kaback, D. S. (1976). Transport of molybdenum in mountainous streams, Colorado. Geochim. Cosmochim. Acta 40:581-2. Kaback, D. S. (1977). The geochemistry of molybdenum in stream waters and sediments, central Colorado. D. thesis, University of Colorado at Boulder. Kaback, D. , and Runnells, D. D. (1980). Geochemistry of molybdenum in some stream sediments and waters.

And Wilkinson, G. (1988). Advanced Inorganic Chemistry, 5th ed. New York: Wiley. Cruywagen, J. , and De Wet, H. F. (1988). Equilibrium studies of the adsorption of molybdenum (VI) on activated carbon. Polyhedron 7:547-56. Davis, J. , and Kent, D. B. (1990). Surface complexation modeling in aqueous geochemistry. In Mineral-Water Interface Geochemistry, ed. M. F. Hochella and A. F. White, pp. 177-260. Washington, DC: Mineralogical Society of America. Dolukhanova, N. I. (1960). R. Internal Geol.

Complex ions of Mo in all oxidation states from II to VI are known to exist in aqueous solution (Haight and Boston, 1973), but probably are not important in most natural systems. Dolukhanova (1960) proposed that Mo occurs as a complex with sulfate (MoO2SO4°) in systems that contain high sulfate concentrations, such as the waters draining many ore deposits. There have been several conflicting reports in the literature on Mo speciation and behavior in aqueous systems. Haight and Boston (1973) 32 Kathleen S.

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