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The safe recovery of nutrients from our waste streams allows us to address the challenges of waste management and soil nutrient depletion conjointly. Commercialization of waste-based organic fertilizers such as FortiferTM (fecal sludge-based co-compost) has the potential to generate significant b...
This book examines the experience of China's forestry sector with respect to the full set of forest and nonforest policy reforrms introduced since 1978. The lessons of this book are important for China, and for the rest of the world as well. For China the analyses in each chapter provides rigorou...
Nearly half of the small ruminants of the humid zone of Africa are found in Nigeria. As aggregate demand for small ruminant meat in the zone exceeds supply from local sources, the gap is met by supplies from the subhumid and semi-arid zones in the north of the country and beyond. In the past, onl...
Agricultural production is sensitive to weather and thus directly affected by climate change. Plausible estimates of these climate change impacts require combined use of climate, crop, and economic models. Results from previous studies vary substantially due to differences in models, scenarios, a...
Using a simulation model as an analysis tool, the economic impact of spittlebugs in pastures of Colombia was quantified in terms of animal production. Three levels of abundance (10, 25, 50 adults/m2 ) and farm area affected (25, 50, 100%) were evaluated using data obtained in Brazil for Notozulia...
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