Productivity Rankings is an exclusive service provided by AD Scientific Index. This ranking system, derived from the i10 index, highlights the productivity of scientists in publishing impactful scientific articles. Productivity Rankings serves as a tool to identify highly productive scientists across specific areas, disciplines, universities, and countries, and supports the creation of effective incentives and academic policies. The global, regional, and institutional rankings of scientists in this table are calculated based on their total i10 index. Moreover, you can explore special rankings derived from Productivity Rankings, such as 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 :1
Civil Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
132
119
0.902
* Total i10 IndexRankings
Ranking Based On Selection :2
Crop processing
Drying Technology
solar energy
evaporative cooling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
58
0.983
* Total i10 IndexRankings
Ranking Based On Selection :3
Biochemistry
Nutritional Toxicology
Pharmacology
Epidemiology of Metabolic diseases
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
33
0.660
* Total i10 IndexRankings
Ranking Based On Selection :4
Biochemistry
Chemoprevention
Nutrition and Natural Products
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
33
0.673
* Total i10 IndexRankings
Ranking Based On Selection :5
Analytical Chemistry
Environmental Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
31
0.689
* Total i10 IndexRankings
Ranking Based On Selection :6
Nutrition and Toxicology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
27
0.675
* Total i10 IndexRankings
Ranking Based On Selection :7
Electrical Power and Machines
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
24
0.667
* Total i10 IndexRankings
Ranking Based On Selection :8
Soil fertility
Nutrient management.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
11
0.333
* Total i10 IndexRankings
Ranking Based On Selection :9
Agribusiness management
smallholder agriculture
efficiency
climate change
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
15
0.484
* Total i10 IndexRankings
Ranking Based On Selection :10
Enhancing Dairy Potentials of Indigenous Ruminant Livestock
Sourcing of alternative feed stuffs for our local ruminant stock.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
14
0.467
* Total i10 IndexRankings
Ranking Based On Selection :11
Chemical Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
28
0.966
* Total i10 IndexRankings
Ranking Based On Selection :12
Animal Physiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
9
0.310
* Total i10 IndexRankings
Ranking Based On Selection :13
Agricultural Communication
Agricultural Extension
Community Development
Gender issues
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
18
0.643
* Total i10 IndexRankings
Ranking Based On Selection :14
Food Microbiology and Biotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
18
0.667
* Total i10 IndexRankings
Ranking Based On Selection :15
Water Treatment Process Engineering
Food Process System Engineering
Modelling and Numerical Simulation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
26
1.000
* Total i10 IndexRankings
Ranking Based On Selection :16
Process System Engineering
Integrated Process Design
Techno-Economic Process Assessment
Process Risk Analysis
Life-cycle Imp
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
24
0.923
* Total i10 IndexRankings
Ranking Based On Selection :17
Agribusiness
Entrepreneurship and Financial Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
14
0.538
* Total i10 IndexRankings
Ranking Based On Selection :18
Accounting
Financial Management and Business Consultancy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
22
0.880
* Total i10 IndexRankings
Ranking Based On Selection :19
Agricultural Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
21
0.840
* Total i10 IndexRankings
Ranking Based On Selection :20
Animal Nutrition and Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
13
0.520
* Total i10 IndexRankings
Ranking Based On Selection :21
Plant Genetics
Plant Breeding
Plant Science
Crop Modeling
Climate Change
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
12
0.500
* Total i10 IndexRankings
Ranking Based On Selection :22
Corporate & Financial Reporti
Information Technology
Taxation
Auditing
Forensic Accounting
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
* Total i10 IndexRankings
Ranking Based On Selection :23
Polymer composites
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
21
0.913
* Total i10 IndexRankings
Ranking Based On Selection :24
Environmental
smooth muscle and clinical physiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
20
0.870
* Total i10 IndexRankings
Ranking Based On Selection :25
Environmental engineering
Modelling and Optimization
Chemical Kinetics
Wastewater treatment and
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
Kennedy Onyelowe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
132
119
0.902
Ndukwu, Macmanus Chinenye|Ndukwu m.c, Chinenye N M, NM Chinenye
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
58
0.983
Crop processing
Drying Technology
solar energy
evaporative cooling
Anthony Cemaluk Egbuonu|C A.C. Egbuonu, A.C.C. Egbuonu, Cemaluk A.C.E.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
33
0.660
Biochemistry
Nutritional Toxicology
Pharmacology
Epidemiology of Metabolic diseases
Ifeoma I. Ijeh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
33
0.673
Biochemistry
Chemoprevention
Nutrition and Natural Products
Stevens Odoemelam
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
31
0.689
Analytical Chemistry
Environmental Chemistry
Okafor, Polycarp Nnacheta
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
27
0.675
Ogbonnaya Inya Okoro
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
24
0.667
Electrical Power and Machines
Damian Asawalam
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
11
0.333
Soil fertility
Nutrient management.
Ifeanyi Ndubuto Nwachukwu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
15
0.484
Agribusiness management
smallholder agriculture
efficiency
climate change
Francis Ahamefule
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
14
0.467
Enhancing Dairy Potentials of Indigenous Ruminant Livestock
Sourcing of alternative feed stuffs for our local ruminant stock.
Chinedu M. Agu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
28
0.966
Udo Herbert
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
9
0.310
Ikechukwu Mark Nwachukwu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
18
0.643
Agricultural Communication
Agricultural Extension
Community Development
Gender issues
Olusegun Ayodele Olaoye
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
18
0.667
Food Microbiology and Biotechnology
Emmanuel Olusola Oke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
26
1.000
Water Treatment Process Engineering
Food Process System Engineering
Modelling and Numerical Simulation
Oladayo Adeyi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
24
0.923
Process System Engineering
Integrated Process Design
Techno-Economic Process Assessment
Process Risk Analysis
Life-cycle Imp
Jude Mbanasor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
14
0.538
Agribusiness
Entrepreneurship and Financial Management
Michael Chidiebere Ekwe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
22
0.880
Accounting
Financial Management and Business Consultancy
Isiguzo Ahaneku
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
21
0.840
Agricultural Engineering
Adegbenro Akinmutimi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
13
0.520
Animal Nutrition and Biochemistry
Uduma Kelvin Chimaobi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
12
0.500
Plant Genetics
Plant Breeding
Plant Science
Crop Modeling
Climate Change
Arzizeh Tiesieh Tapang
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
Corporate & Financial Reporti
Information Technology
Taxation
Auditing
Forensic Accounting
Kayode Adekunle
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
21
0.913
Solomon Nnah Ijioma
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
20
0.870
Environmental
smooth muscle and clinical physiology
Patrick Chukwudi Nnaji
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
Environmental engineering
Modelling and Optimization
Chemical Kinetics
Wastewater treatment and