Food security and soil quality / R. Lal, B.A. Stewart -- Managing soils for addressing global issues of the 21st century / R. Lal -- Plant management and food security in Africa / W.A. Payne -- Fertilizer management and crop production in Africa / P. Vlek -- Soil quality and crop production in China / F. Zhang -- Role of fertilizers in food production / A. Roy -- Conservation agriculture and soil quality / N. Verhulst et al. -- Soil quality management in Brazil / E. Cerri -- C management in soils of the Tropics / C. Feller -- Carbon footprint and sustainability of agricultural production systems in Punjab, India and Ohio, USA / A. Dubey -- Soil quality and ethics : the human dimension / R. Lal

1. Food security
2. Soils -- Quality
3. Electronic books.