Cowpea (<i>Vigna unguiculata</i>)

Abstract

Cowpea (Vigna unguiculata) is a significant tropical leguminous crop, comprising a crucial protein source in the nourishment of many people. This chapter comprehensively examines the advancements in cowpea research, offering insights into the diverse aspects of this versatile legume crop. Starting with the taxonomy and botanical description of cowpea, the chapter explores origin and geographical distribution, historical and cultural significance, and the role of cowpea in food security, poverty alleviation and sustainable agriculture across various regions. The genetic variation in cowpea, its importance for breeding improved cultivars with desirable traits, and recent advancements in genomics and biotechnology applications are discussed. The review also addresses the challenges pests and diseases pose in cowpea production and emphasizes integrated pest management strategies. Furthermore, the adaptation of cowpea to drought conditions, its nutritional value and post-harvest management techniques are explored. The chapter concludes by identifying research gaps and proposing future directions, highlighting the need for multidisciplinary approaches, collaboration and innovation to further harness the potential of cowpea. This critical review is valuable for researchers, agronomists, breeders, policy makers and stakeholders involved in cowpea research and production, contributing to advancing sustainable agriculture, food security and rural development.