Skip to content

PeerfordResearch intelligence

Countries
Institutions
Researchers
Fields
Rankings
Compare
Commons

Search institutions, scholars, countries and publications

Countries
Institutions
Researchers
Fields
Rankings
Compare

CommonsWhere researchers talk about their work

Search institutions, scholars, countries and publications

Every figure here is counted by Peerford from the works themselves, the same way for every institution.

Browse

Countries
Institutions
Researchers
Fields
Rankings
Commons, for researchers

About

How Peerford counts
Compare institutions
Privacy
Terms of use

Contact

hello@peerford.com
https://wa.me/peerford · WhatsApp

Language

English
FrançaisFrench
PortuguêsPortuguese
العربيةArabic

Theme

SystemLightDark

Grant Chukwuemeka Onyenma · Peerford

University of Port Harcourt / Scholars

GO

Grant Chukwuemeka Onyenma

University of Port Harcourt

Also at University of Dar es Salaamfrom their recent papers

Publishing since 2024, latest 2026

Ecology, Evolution, Behavior and Systematics
Economics and Econometrics
Gender Studies
General Agricultural and Biological Sciences
Information Systems
Plant Science

ORCID 0009-0005-1573-5346
Their record on OpenAlex

Publications: 42024–2026
Citations: 4to those papers
h-index: 1i10-index 0
Field-weighted impact: 2.511.00 is the world average
World top 10%: 25%1 of 4 scored papers
Open access: 75%3 papers free to read

By year

Papers, and the citations to them

Publications, left axisCitations to that year’s papers, right axis2026 still in progress

Citations received each year

Peerford

To all their work, old papers included. Google Scholar also counts citations from theses, books and web pages, so its line runs higher.

What they work on

From the classification of each paper

Subfields

Ecology, Evolution, Behavior and Systematics250%
Economics and Econometrics250%

Career

On their papers

University of Port Harcourt4 works
Rivers State University2 works
University of Dar es Salaam1 work

Every institution they have given on a paper.

Publications

4 in all

Newest Most cited Oldest Title

Search their publications by title

Estimating the Effects of Climate Variables on Agricultural Total Factor Productivity Growth in Sub-Saharan Africa
2026Environmental and Resource EconomicsJournalFirst authorCorresponding1 citation10.1007/s10640-026-01083-4
Impact of Climatic Variables on Tomato Production in Nigeria
2025Discovery Agriculture

Download CV:PDF · Word

Who they write with Where their co-authors are Every publication

Is this you? Sign in to edit your profile

Gender Studies125%

General Agricultural and Biological Sciences125%

Information Systems125%

Plant Science125%

Soil Science125%

Life Sciences
Physical Sciences
Social Sciences

Topics most written on

Climate change impacts on agriculture2
Agricultural Innovations and Practices1
Agricultural Practices and Plant Genetics1
Agricultural risk and resilience1
COVID-19 Pandemic Impacts1
Economic Growth and Development1
Economics of Agriculture and Food Markets1
Gender, Labor, and Family Dynamics1
Greenhouse Technology and Climate Control1

Who they write with

Their most frequent co-authors, and the papers those co-authors share

Where their co-authors are

25% of their papers have a co-author abroad

papers co-written1111111Home

Most frequent partner countries

Tanzania1

Papers with at least one author in that country.

Institutions written with most

Rivers State UniversityNG2 papers
University of Africa Toru-OruaNG1 paper
Michael Okpara University of AgricultureNG1 paper
University of Dar es SalaamTZ1 paper
University of AfricaZM1 paper

Where they publish

Black Sea Journal of Agriculture1
Discovery Agriculture1
Environmental and Resource Economics1
Journal of Agriculture1

How it can be read

75% free to read

Hybrid 1 · 25%Open in a subscription journal
Bronze 1 · 25%Free to read, no open licence
Green 1 · 25%A copy in a repository
Closed 1 · 25%Behind a paywall

Development goals addressed

From each paper’s title and abstract

2Zero hunger1

Most cited

Effects of Coronavirus on Food Systems in Ikwerre Local Government Area of Rivers State, Nigeria
Journal of Agriculture
20242 citationsOpen access · Bronze
Estimating the Effects of Climate Variables on Agricultural Total Factor Productivity Growth in Sub-Saharan Africa
Environmental and Resource Economics2
20261 citationWorld top 10%
Impact of Climatic Variables on Tomato Production in Nigeria
Discovery Agriculture
20251 citationOpen access · Hybrid
Consumption Estimates of Food Calories in Port Harcourt Households, South-South Nigeria: LA/AIDS Approach
Black Sea Journal of Agriculture
20240 citationsOpen access · Green

Journal

Open access

First author

1 citation

10.54905/disssi.v11i24.e11da3129

Effects of Coronavirus on Food Systems in Ikwerre Local Government Area of Rivers State, Nigeria

2024Journal of AgricultureJournalOpen access2 citations10.46876/ja.1392514

Consumption Estimates of Food Calories in Port Harcourt Households, South-South Nigeria: LA/AIDS Approach

2024Black Sea Journal of AgricultureJournalOpen access0 citations10.47115/bsagriculture.1466167