Profitability of Cultivation and Marketing Strategies for 'Violet de Galmi' Onions in Niger's Ader Doutchi Maggia Valley
Mamadou Adam, Katim Toure & Kadidja Moussa Sirfi · Asian Journal of Advances in Agricultural Research · 2026
The onion, Violet de Galmi, is mainly grown for export in the Ader Doutchi Maggia valley on poorly developed, sub-arid brown soils. It is produced using a combination of different cultivation systems and sales methods to maximize income. This study aims to analyze the performance...
Open access
Research Article
10.9734/ajaar/2026/v26i1701