Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Additionally, click to view the special rankings based on Productivity Rankings: Scientists Last 6 years' i10 Index", Universities Total i10 Index Rankings 2025, Universities Last 6 Years i10 Index Rankings 2025 "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings".
* Total i10 IndexRankings
Ranking Based On Selection :151
Aquatic Pathobiology
Fish Diseases
Environmental Assessment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
7
0.269
* Total i10 IndexRankings
Ranking Based On Selection :152
Ecotourism
Agriculture and Forestry
Tourism
Biodiversity Management and Biometrics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
* Total i10 IndexRankings
Ranking Based On Selection :153
Agribusiness Management
Entrepreneurship
Development Economics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
24
0.960
* Total i10 IndexRankings
Ranking Based On Selection :154
Soil and Water Conservation Engineering
Irrigation Engineering
Drainage Engineering
Environmental Engineering
Hydrology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
20
0.800
* Total i10 IndexRankings
Ranking Based On Selection :155
Group dynamics and adoption of innovation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
19
0.760
* Total i10 IndexRankings
Ranking Based On Selection :156
Aquaculture Production Systems and Water Resources Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
19
0.760
* Total i10 IndexRankings
Ranking Based On Selection :157
Impact studies
Value chain analysis
Food security
Poverty reduction
Agricultural Economics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
17
0.680
* Total i10 IndexRankings
Ranking Based On Selection :158
Soil Survey
Land use Planing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
16
0.640
* Total i10 IndexRankings
Ranking Based On Selection :159
Pest management
fishery biology
ecology
insect physiology
etc
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
16
0.640
* Total i10 IndexRankings
Ranking Based On Selection :160
Fish Nutrition
Fisheries
Aquaculture
Hydrobiology
Physiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
15
0.600
* Total i10 IndexRankings
Ranking Based On Selection :161
Crop Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
14
0.560
* Total i10 IndexRankings
Ranking Based On Selection :162
Soil Fertility Management
Plant Nutrition
Crop Modelling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
* Total i10 IndexRankings
Ranking Based On Selection :163
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
21
0.875
* Total i10 IndexRankings
Ranking Based On Selection :164
Environmental Engineering
Environmental Remediation
Environmental Diagnostics
Soil Spectroscopy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
20
0.833
* Total i10 IndexRankings
Ranking Based On Selection :165
Biocatalysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
19
0.792
* Total i10 IndexRankings
Ranking Based On Selection :166
Development and policy
food security
poverty and social analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
19
0.792
* Total i10 IndexRankings
Ranking Based On Selection :167
Agribusiness
Entrepreneurship and Financial Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
13
0.542
* Total i10 IndexRankings
Ranking Based On Selection :168
Soil physics
soil ecology
soil organic carbon sequestration
soil and water conservation
plant
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
12
0.500
* Total i10 IndexRankings
Ranking Based On Selection :169
Soil Microbiology and Biochemistry
Climate Change
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
9
0.375
* Total i10 IndexRankings
Ranking Based On Selection :170
Animal nutrition and management
Nutritional physiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
* Total i10 IndexRankings
Ranking Based On Selection :171
Professor of Resource and Development Economics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
19
0.826
* Total i10 IndexRankings
Ranking Based On Selection :172
Social capital
Microcredit
Poverty alleviation
Agriculture and Rural development
Policy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
18
0.783
* Total i10 IndexRankings
Ranking Based On Selection :173
Cropping Systems/Crop Production/Crop Physiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
17
0.739
* Total i10 IndexRankings
Ranking Based On Selection :174
Agribusiness
Project Planning and Implementation
Resource and Health Economics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
15
0.652
* Total i10 IndexRankings
Ranking Based On Selection :175
Agricultural biotechnology
molecular biology
medical biotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
15
0.652
Austin Obiekezie
University of Calabar
Calabar, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
7
0.269
Aquatic Pathobiology
Fish Diseases
Environmental Assessment
Kolawole Farinloye
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
Ecotourism
Agriculture and Forestry
Tourism
Biodiversity Management and Biometrics
AG Adeyonu
Landmark University
Omu-Aran, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
24
0.960
Agribusiness Management
Entrepreneurship
Development Economics
John Jiya Musa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
20
0.800
Soil and Water Conservation Engineering
Irrigation Engineering
Drainage Engineering
Environmental Engineering
Hydrology
Sijuwade Adebukola Adebayo
University of Ilorin
Ilorin, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
19
0.760
Group dynamics and adoption of innovation
Akeem Babatunde Dauda
Federal University Dutsin Ma
Dutsin-Ma, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
19
0.760
Aquaculture Production Systems and Water Resources Management
Adebayo Akinola
Obafemi Awolowo University
Ile-Ife, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
17
0.680
Impact studies
Value chain analysis
Food security
Poverty reduction
Agricultural Economics
Peter Ezeaku
University of Nigeria
Nsukka, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
16
0.640
Soil Survey
Land use Planing
Felicia Ekeh
University of Nigeria
Nsukka, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
16
0.640
Pest management
fishery biology
ecology
insect physiology
etc
Bernard O. Mgbenka
University of Nigeria
Nsukka, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
15
0.600
Fish Nutrition
Fisheries
Aquaculture
Hydrobiology
Physiology
Ogbonna Peter
University of Nigeria
Nsukka, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
14
0.560
Jibrin Jibrin
Bayero University
Gwarzo Road Kano, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
Soil Fertility Management
Plant Nutrition
Crop Modelling
Abimbola Adepoju
University of Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
21
0.875
Reuben Okparanma|R.N. Okparanma, Reuben Nwomandah Okparanma
Rivers State University of Science & Technology
Port Harcourt, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
20
0.833
Environmental Engineering
Environmental Remediation
Environmental Diagnostics
Soil Spectroscopy
Ahmad Mohammed Gumel
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
19
0.792
Adebusola Adepoju
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
19
0.792
Development and policy
food security
poverty and social analysis
Jude Mbanasor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
13
0.542
Agribusiness
Entrepreneurship and Financial Management
Joshua O. Ogunwole
Bowen University
Iwo, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
12
0.500
Soil physics
soil ecology
soil organic carbon sequestration
soil and water conservation
plant
Akinyemi Olayinka
Obafemi Awolowo University
Ile-Ife, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
9
0.375
Soil Microbiology and Biochemistry
Climate Change
Moyosore J Adegbeye
Joseph Ayo Babalola University
Ikeji-Arakeji, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
Animal nutrition and management
Nutritional physiology
Rasaki Kareem
Crescent University, Abeokuta
Abeokuta, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
19
0.826
Professor of Resource and Development Economics
Olubunmi Lawrence Balogun
Babcock University
Ilishan-Remo, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
18
0.783
Social capital
Microcredit
Poverty alleviation
Agriculture and Rural development
Policy
Ibrahim Yakamba Dugje
University of Maiduguri
Maiduguri, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
17
0.739
Cropping Systems/Crop Production/Crop Physiology
Daniel Babalola
Babcock University
Ilishan-Remo, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
15
0.652
Agribusiness
Project Planning and Implementation
Resource and Health Economics
Celestine Afiukwa
Ebonyi State University
Abakaliki, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
15
0.652
Agricultural biotechnology
molecular biology
medical biotechnology