Is newer better? The effect of varietal age on real-world maize yield in Kenya

Maize varietal turnover is widely promoted across Sub-Saharan Africa to improve crop productivity and increase food security, yet its impact on yields remains poorly understood amid heterogeneous agroecological and socioeconomic conditions. This study quantifies the yield effects of varietal age in...

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Bibliographic Details
Main Authors: Ndegwa, Michael Kariuki, Nyangau, Paul N., Kariuki, Sarah Wairimu, Jaleta, Moti, Michelson, Hope, Cairns, Jill
Format: Preprint
Language:Inglés
Published: Elsevier 2025
Subjects:
Online Access:https://hdl.handle.net/10568/178118

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