The course will address the relevance of soil fertility including the importance of soil fertility in plant growth and nutrient uptake by crops. The agronomic significance of soil physical, chemical, and biological properties as they pertain to soil fertility will be discussed. Topics will include major nutrients, as well as secondary and micronutrients, and corresponding fertilizers. The course will also examine soil fertility evaluation: soil testing; the backbone of soil fertility and problems soils (acid and saline soils). Soil management challenges including fertilizer application, water use efficiency, interactions amount nutrients, and economics of plant-nutrient use will be addressed.