... main categories of land management technologies: improved cropland management, improved pasture and grazing management, restoration of degraded land, and management of organic soils. 2 To a ... Mitigation and Adaptation in Sub-Saharan Africa. Rome, Food and Agriculture Organization of the United Nations. World-Bank. 2006. Sustainable Land Management: Challenges, Opportunities, and Trade-offs. ... various categories of cropland management technologies (range, standard deviation and coefficient of variation). Per each management practice – agronomy, integrated nutrient management, tillage and...