Main subjects in Plant Nutrition: Physiology of plant nutrition Plant/soil interactions Nutrient budgets and manuring Nutrient uptake Effects of plants on: -nutrient economy -humus economy -soil microflora &amp; fauna Nutrient dynamics in soils &amp; substrates Nutrient transport &amp; partitioning Rhizosphere dynamics Prediction of nutrient requirement Physiological functions of mineral nutrients Nutrient acquisition: -mobilisation -root growth and morphology -symbiotic and non-symbiotic associations Inorganic and organic fertilizers Nutrient disorders Soil/plant transfer of pollutants Effects of fertilizer use on: -nutrient status and transformation in soil -other environmental conmpartments Nutrients and -metabolism -quality -plant health -stress tolerance -water economy .