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Study by Drs. Mywish Maredia and Prabhu Pingali reviewing evidence of the possible negative impacts of productivity-enhancing technologies on the environment. Identifying "negative land savings" as a suitable measure of negative impact, the authors find salinity problems associated with irrigatio...
Identifies conditions affecting the transition from hand tillage to animal traction and further transition to tractors. Asseses causes, effects and policy implications for sub-Saharan African agriculture.
Describes interactions between cropping & livestock husbandry in an area of Fulani settlement arid farming groups at Abet and in a Fulani agropastoral system at Kurmin Biri, both in subhumid Nigeria, identifying the linkages as being feed from fallow land crop residues (CR) grazing and use of cat...
Despite a significant growth in food production over the past half-century, one of the most important challenges facing society today is how to feed an expected population of some nine billion by the middle of the 20th century. To meet the expected demand for food without significant increases in...
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