The Citation Rankings (Highly Cited Researchers) highlight the most cited and influential researchers across a vast range of scientific fields, covering 197 main and sub-disciplines, including the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings. This service, offered exclusively by AD Scientific Index, aims to provide a balanced perspective by excluding data from CERN and other statistical sources that disproportionately favor certain researchers, particularly in the social sciences and humanities. This unique approach addresses the advantages researchers with multi-author publications and CERN involvement hold over others. Furthermore, citation rankings help uncover rule violations and unethical practices within the research community. For more detailed citation analyses, explore the Scientists Last 6 Years Citation Index, Universities Total Citations Rankings 2025, and Universities Last 6 Years Citations Rankings 2025.
* Total Citation Counts Rankings
Ranking Based On Selection :1
Sustainable agriculture
Production economics
Farm management
Agribusiness
Policy and Development
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
106,499
30,603
0.287
* Total Citation Counts Rankings
Ranking Based On Selection :2
Ecology and Biodiversity Conservation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,994
2,784
0.232
* Total Citation Counts Rankings
Ranking Based On Selection :3
Food Science
Biotechnology
Enzyme
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,072
1,797
0.585
* Total Citation Counts Rankings
Ranking Based On Selection :4
Bioremediation
Antibiotic resistance
Bioinformatics
Bacterial Diversity
Mycology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,027
2,450
0.809
* Total Citation Counts Rankings
Ranking Based On Selection :5
Biocatalysis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,675
1,015
0.606
* Total Citation Counts Rankings
Ranking Based On Selection :6
Theoretical Physics
Hydrogen production
Solar cell
Dye Degradation
Fluid Dynamics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,672
1,599
0.956
* Total Citation Counts Rankings
Ranking Based On Selection :7
Applied Mathematics
Differential equations
Integral transforms
Elastodynamics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,402
1,291
0.921
* Total Citation Counts Rankings
Ranking Based On Selection :8
Agricultural Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,342
983
0.732
* Total Citation Counts Rankings
Ranking Based On Selection :9
Petro Fiscal Regimes & Taxation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,082
909
0.840
* Total Citation Counts Rankings
Ranking Based On Selection :10
Epidemiology
Parasitology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,019
793
0.778
* Total Citation Counts Rankings
Ranking Based On Selection :11
Innovation
Information Literacy
e-Resources
Metadata
Cultural Heritage
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,015
794
0.782
* Total Citation Counts Rankings
Ranking Based On Selection :12
Energy Storage
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
934
875
0.937
* Total Citation Counts Rankings
Ranking Based On Selection :13
Environmental Technology (Renewable Energy)
Microbial Fuel Cell.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
923
790
0.856
* Total Citation Counts Rankings
Ranking Based On Selection :14
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
750
483
0.644
* Total Citation Counts Rankings
Ranking Based On Selection :15
Diabetes therapy
Drug Development
Metabolic Profiling
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
721
595
0.825
* Total Citation Counts Rankings
Ranking Based On Selection :16
Environmental Modeling
Geochemistry
Geophysics
Geostatistics
hydrogeology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
710
480
0.676
* Total Citation Counts Rankings
Ranking Based On Selection :17
Bacterial Biofilm
Bacteriology
Biocontrol
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
705
699
0.991
* Total Citation Counts Rankings
Ranking Based On Selection :18
Carbon nanomaterials
Electrochemical Energy Storage
Phase Change Materials
Petroleum Geochemistry
Green Technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
655
625
0.954
* Total Citation Counts Rankings
Ranking Based On Selection :19
Physical anthropology
Human Identification
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
639
528
0.826
* Total Citation Counts Rankings
Ranking Based On Selection :20
Biochemical Toxicology
Antioxidants
Phytomedicine
Nanobiochemistry
Nanotoxicology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
534
292
0.547
* Total Citation Counts Rankings
Ranking Based On Selection :21
Investment Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
509
358
0.703
* Total Citation Counts Rankings
Ranking Based On Selection :22
Crop Production and Plant Breeding
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
486
223
0.459
* Total Citation Counts Rankings
Ranking Based On Selection :23
Business modelling
Cooperate Governance
Strategic management
Marketing
Organizational Behavior.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
482
396
0.822
* Total Citation Counts Rankings
Ranking Based On Selection :24
Entomology and Parasitology
Malaria and other Parasitic Diseases
NTDs
Vector Biology and Control
Integrated Pest Management (IPM)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
444
329
0.741
* Total Citation Counts Rankings
Ranking Based On Selection :25
Mathematical epidemiology and Dynamical systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44
15
0.341
Usman Haruna
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
106,499
30,603
0.287
Sustainable agriculture
Production economics
Farm management
Agribusiness
Policy and Development
Sulaiman Inuwa Muhammad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,994
2,784
0.232
Ecology and Biodiversity Conservation
Abdulkarim Sabo Mohammed
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,072
1,797
0.585
Food Science
Biotechnology
Enzyme
Umar Umar Abubakar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,027
2,450
0.809
Bioremediation
Antibiotic resistance
Bioinformatics
Bacterial Diversity
Mycology
Ahmad Mohammed Gumel
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,675
1,015
0.606
Hafeez Yusuf Hafeez
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,672
1,599
0.956
Theoretical Physics
Hydrogen production
Solar cell
Dye Degradation
Fluid Dynamics
Rahmatullah Ibrahim Nuruddeen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,402
1,291
0.921
Applied Mathematics
Differential equations
Integral transforms
Elastodynamics
Sadiq Mohammed Sanusi|Sadiq Mohammed Sanusi, Sadiq Sanusi Mohammed, Sanusi Mohammed Sadiq
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,342
983
0.732
Agricultural Economics
Abdulsalam Mas'ud
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,082
909
0.840
Petro Fiscal Regimes & Taxation
Salwa Dawaki
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,019
793
0.778
Aminu Ahmed Buba|Aminu Ahmed, Aminu A, Buba A.A
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,015
794
0.782
Innovation
Information Literacy
e-Resources
Metadata
Cultural Heritage
Zaharaddeen Salele Iro
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
934
875
0.937
Hindatu Yusuf
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
923
790
0.856
Environmental Technology (Renewable Energy)
Microbial Fuel Cell.
Abdulkarim Sabo Mohammad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
750
483
0.644
Salihu Ibrahim Ismail
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
721
595
0.825
Nura Kura
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
710
480
0.676
Environmental Modeling
Geochemistry
Geophysics
Geostatistics
hydrogeology
Musa Hassan Muhammad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
705
699
0.991
Bacterial Biofilm
Bacteriology
Biocontrol
Salisu Nasir
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
655
625
0.954
Carbon nanomaterials
Electrochemical Energy Storage
Phase Change Materials
Petroleum Geochemistry
Green Technology
Lawan Hassan Adamu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
639
528
0.826
Physical anthropology
Human Identification
Amadu Kayode Salau
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
534
292
0.547
Biochemical Toxicology
Antioxidants
Phytomedicine
Nanobiochemistry
Nanotoxicology
Abubakar, Adamu Magaji
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
509
358
0.703
Usman Adamu Izge
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
486
223
0.459
Crop Production and Plant Breeding
Ibrahim Suleiman Yahaya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
482
396
0.822
Business modelling
Cooperate Governance
Strategic management
Marketing
Organizational Behavior.
Adeniyi Kamoru Abdulazeez|Adeniyi, K. A.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
444
329
0.741
Entomology and Parasitology
Malaria and other Parasitic Diseases
NTDs
Vector Biology and Control
Integrated Pest Management (IPM)
Umar Tasiu Mustapha
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44
15
0.341
Mathematical epidemiology and Dynamical systems