Total 2,424,675 scientists, country 221, and institutions 24,468 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
![Akaneren I. Essien](https://cdn.adscientificindex.com/pictures/16/5794673.jpg)
Agricultural Biochemistry & Nutrition
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
10
0.588
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Ini-Mfon Patrick](https://cdn.adscientificindex.com/pictures/a7/5796227.jpg)
Agricultural Resource Economist
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
10
0.714
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Comfort Essien](https://cdn.adscientificindex.com/pictures/b7/5799875.jpg)
Animal nutrition
Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
9
0.692
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Akpaeti, Aniekan Jim](https://cdn.adscientificindex.com/pictures/d8/5799686.jpg)
Agricultural Economics
Agricultural Finance and policy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
3
0.231
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Okon Godwin Okon](https://cdn.adscientificindex.com/pictures/1a/5798922.jpg)
Plant Stress Physiology
Plant Protection/Pathology
Mycology
Phytochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Utibe Mfon Okon|Okon, U. M., Utibe M. Okon](https://cdn.adscientificindex.com/pictures/2a/4929338.jpg)
Animal Products and Processing
Animal Production
Meat Science
Food Safety
Slaughter Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Trenchard O. Ibia](https://cdn.adscientificindex.com/pictures/8a/5795091.jpg)
Soil Science
Soil Chemistry and Fertility
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
5
0.500
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Sunday Sam](https://cdn.adscientificindex.com/pictures/ab/5801107.jpg)
Plant Physiology and Phytochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
2
0.222
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Glory Eyoh](https://cdn.adscientificindex.com/pictures/4b/5800003.jpg)
Ruminant nutrition
Animal production
Small ruminants
Animal science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
5
0.714
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Kingsley Umani](https://cdn.adscientificindex.com/pictures/db/5801990.jpg)
Agricultural Automation Engineering
Optimization of Physical and Biological Systems
Design and Analysis of Experiment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
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* Total i10 IndexRankings
Ranking Based On Selection: 11
![Edna A. Akpan](https://cdn.adscientificindex.com/pictures/75/5800108.jpg)
Crop Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Udoro Jacob](/user/assets/images/profile/no-profile-photo.png)
AGRICULTURAL PROJECT PLANNING AND ANALYSIS
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
3
0.500
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Aniekan Otoh|Otoh A. J., Otoh Aniekan J., Aniekan J. Otoh](https://cdn.adscientificindex.com/pictures/c8/5802363.jpg)
Fisheries
Aquaculture
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Ita Ewa-Oboho](https://cdn.adscientificindex.com/pictures/81/99731.jpg)
Marine Ecology/Aquaculture
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Christopher, Grace Idiong](https://cdn.adscientificindex.com/pictures/e4/5817504.jpg)
Animal Nutrition and Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Ikpe J. Udom|I. J. Udom, Ikpe Jimmy Udom, Udom, I. J](https://cdn.adscientificindex.com/pictures/3a/5805288.jpg)
Soil and Water Engineering
Agricultural Waste Management
Water Quality /Pollution Control
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Unwana Ukpanah](https://cdn.adscientificindex.com/pictures/40/5803841.jpg)
Animal Nutrition
Production and Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Iboroakam udosen](/user/assets/images/profile/no-profile-photo.png)
Hydrobiology and Fisheries
Toxicology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Arit Efretuei](https://cdn.adscientificindex.com/pictures/f7/5804774.jpg)
Agronomy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Uwem Ndak](https://cdn.adscientificindex.com/pictures/1e/5073134.jpg)
Animal Biochemistry and Nutrition
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Fidel Akpaninyang|Akpainyang, F. E, Akpaninyang, F. E, F. Akpaninyang](https://cdn.adscientificindex.com/pictures/ef/4833759.jpg)
Crop production and Physiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Okon Asuquo Ansa](https://cdn.adscientificindex.com/pictures/30/5818610.jpg)
Plant Pathology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Ofoninyene Usoro](https://cdn.adscientificindex.com/pictures/22/4834155.jpg)
Animal Nutrition and Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection: 24
![Emmanuel Okon Sam](https://cdn.adscientificindex.com/pictures/10/5810736.jpg)
Farm Power and Machinery Engineering
Crop Processing Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Okon Ansa](https://cdn.adscientificindex.com/pictures/29/5807418.jpg)
Plant Pathology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000
Akaneren I. Essien
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
10
0.588
Agricultural Biochemistry & Nutrition
Ini-Mfon Patrick
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
10
0.714
Comfort Essien
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
9
0.692
Akpaeti, Aniekan Jim
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
3
0.231
Agricultural Economics
Agricultural Finance and policy
Okon Godwin Okon
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
Plant Stress Physiology
Plant Protection/Pathology
Mycology
Phytochemistry
Utibe Mfon Okon|Okon, U. M., Utibe M. Okon
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
Animal Products and Processing
Animal Production
Meat Science
Food Safety
Slaughter Management
Trenchard O. Ibia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
5
0.500
Soil Science
Soil Chemistry and Fertility
Sunday Sam
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
2
0.222
Plant Physiology and Phytochemistry
Glory Eyoh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
5
0.714
Ruminant nutrition
Animal production
Small ruminants
Animal science
Kingsley Umani
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Agricultural Automation Engineering
Optimization of Physical and Biological Systems
Design and Analysis of Experiment
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
Edna A. Akpan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
Udoro Jacob
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
3
0.500
AGRICULTURAL PROJECT PLANNING AND ANALYSIS
Aniekan Otoh|Otoh A. J., Otoh Aniekan J., Aniekan J. Otoh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
Ita Ewa-Oboho
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
Christopher, Grace Idiong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
Animal Nutrition and Biochemistry
Ikpe J. Udom|I. J. Udom, Ikpe Jimmy Udom, Udom, I. J
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Soil and Water Engineering
Agricultural Waste Management
Water Quality /Pollution Control
Unwana Ukpanah
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Animal Nutrition
Production and Biochemistry
Iboroakam udosen
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Hydrobiology and Fisheries
Toxicology
Arit Efretuei
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Uwem Ndak
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Animal Biochemistry and Nutrition
Fidel Akpaninyang|Akpainyang, F. E, Akpaninyang, F. E, F. Akpaninyang
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
Okon Asuquo Ansa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
Ofoninyene Usoro
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
Animal Nutrition and Biochemistry
Emmanuel Okon Sam
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Farm Power and Machinery Engineering
Crop Processing Engineering
Okon Ansa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000