This paper addresses the challenge of increasing the rate of varietal turnover to prevent depreciation of improved cultivars over time. It examines the supply of and demand for improved cultivars of wheat in India to illustrate this challenge in a unique manner, combining national-level data on...

Over the past two decades, decisionmakers in Ethiopia have pursued a range of policies and investments to boost agricultural production and productivity, particularly with respect to the food staple crops that are critical to reducing poverty in the country. A central aim of this process has...

Weather-related production risks remain one of the most serious constraints to agricultural production in much of the developing world. Financial and technological innovations that mitigate these risks have the potential to greatly benefit farmers in areas prone to such risks. In this study we...

Under the Comprehensive Africa Agriculture Development Programme (CAADP) the African Union proposes 6 percent annual growth in agricultural production, of which more than half is to come from productivity growth. However, the recent rate at which new varieties (including hybrids) are being...