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University of Cambridge

Early Agricultural Communities in Lejja Southeastern Nigeria: An Archaeobotanical Investigation

Abstract

dc:description.abstract

This thesis investigates food production and subsistence practices among early iron using communities in southeastern Nigeria. Lejja is a cluster of villages in Igboland, southeastern Nigeria where iron smelting flourished on an industrial scale from around the late first millennium BC. The huge number of slag blocks on the surface reveals that ironworking here was a highly sophisticated, long lived and well developed tradition with its technique that involved large scale metal production. Despite the research conducted into iron production, little attention has been paid to domestic archaeology and archaeobotanical studies of food production in Lejja are rare. Rather, previous scholarship on food production was based on hypothetical assumptions drawing from oral history and ethnographic data. Prior to this study, there had been no previous archaeobotanical studies conducted in southeastern Nigeria. Thus, this study is the first to examine the subsistence practice and food economy in ancient Igboland to understand how these iron smelters sustained life, fed themselves and navigated the quest for food. The thesis demonstrates that earlier inhabitants of Lejja had longstanding agricultural practices that supported the sophisticated industrial scale technology of ironworking from at least 840-2100 BP This is evidenced by archaeobotanical remains recovered from deeply stratified excavations at Amaovoko (AM) and Amaebo-Attamah (AA) Lejja. This thesis demonstrates the presence of oil palm and tubers but the absence of cereal crops such as pearl millet. These data are further used to argue that the past inhabitants of Lejja consisted of a single community engaged in both smelting and farming who were involved in local production and the exchange of materials and ideas between themselves.

Degree

thesis:*
Name dc:type.qualificationname
Doctor of Philosophy (PhD)
Level dc:type.qualificationlevel
Doctoral
Grantor dc:publisher.institution
University of Cambridge
Year dc:date.issued
2023

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Ngonadi, Chioma
Advisors dc:contributor.advisor
  • Jones, Martin
  • Davies, Matthew

Subjects

dc:subject × 7

Rights

dc:rights
Language dc:language
eng

Identifiers

dc:identifier.*
Author Identifier
0000-0002-8504-8112
OAI identifier oai:identifier
oai:www.repository.cam.ac.uk:1810/363509

Chain of custody

source
Harvested from
Cambridge University
Base URL
api.repository.cam.ac.uk/server/oai/request
Last updated
2026-07-22
Source record
OAI-PMH GetRecord
citation

Ngonadi, Chioma. Early Agricultural Communities in Lejja Southeastern Nigeria: An Archaeobotanical Investigation. Doctoral thesis, University of Cambridge, 2023. https://doi.org/10.17863/CAM.105544