Faculty of Natural and Agricultural Sciences
School of Agricultural and Food Sciences
Department of Plant Production and Soil Science
Claassens, AS
DipAgric(Landboukollege Potchefstroom) MSc(Agric) DSc(Agric)(Pret) - Associate Professor
Contact Details
Research Interests
Research Output
Contact Details:
Telephone number: 012 420 3213
Fax number: 012 420 3221
E-mail address: andries.claassens@up.ac.za
Research Interests:
Sustainable plant production
Soil water relations and plant water use
Research Output:
Research articles in refereed specialist journals:
Taddesse ATM, Claassens AS, de Jager PC: 2008. Shortcut approach alternative to the step-by-step conventional soil phosphorus fractionation method. Communications in Soil Science and Plant Analysis, 39, pp 1295-1310.
Taddesse ATM, Claassens AS, de Jager PC: 2008. Effects of Shaking Time on Long-term Phosphorus Desorption using Dialysis Membrane Tubes filled with Hydrous Iron Oxide. Communications in Soil Science and Plant Analysis, 39, pp 2985-3001.
Taddesse ATM, Claassens AS, de Jager PC: 2008. Long-term phosphorus desorption using dialysis membrane tubes filled with iron hydroxide and its effect on phosphorus pools. Journal of Plant Nutrition, 31 (8), pp 1507-1522.
Taddesse ATM, Claassens AS, de Jager PC: 2008. Long-term kinetics of phosphate desorption from soil and its relationship with plant growth. Plant and Soil, 25 (3), pp 131-134, Full Text
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