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 :1
Animal Physiology
Thermoregulation and heat balance
Digestion
Energetics and locomotion
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
120
30
0.250
* Total i10 IndexRankings
Ranking Based On Selection :2
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
108
63
0.583
* Total i10 IndexRankings
Ranking Based On Selection :3
Dendritic cells
Natural Products
Macrophages
Pecten Oculi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
51
0.773
* Total i10 IndexRankings
Ranking Based On Selection :4
Veterinary Public Health
Epidemiology of zoonoses
Animal Health Economics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
14
0.286
* Total i10 IndexRankings
Ranking Based On Selection :5
Veterinary Parasitologist
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
22
0.489
* Total i10 IndexRankings
Ranking Based On Selection :6
Animal Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
26
0.619
* Total i10 IndexRankings
Ranking Based On Selection :7
Animal Breeding and Genetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
25
0.595
* Total i10 IndexRankings
Ranking Based On Selection :8
Animal Nutrition and Management
Feed Resources in Tropics
Ruminant Animal Production in Tropics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
26
0.634
* Total i10 IndexRankings
Ranking Based On Selection :9
Disease ecology
Parasitology
Veterinary public health
Zoonotic diseases
Conservation biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
34
0.872
* Total i10 IndexRankings
Ranking Based On Selection :10
Animal Resource Ecology
Ecology and Dryland Resource Management
Environmental and Livelihood securities
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
24
0.649
* Total i10 IndexRankings
Ranking Based On Selection :11
epidemiology
pig health
food safety
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
32
0.889
* Total i10 IndexRankings
Ranking Based On Selection :12
Veterinary Public Health
Food hygiene
antimicrobial resistance
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
22
0.629
* Total i10 IndexRankings
Ranking Based On Selection :13
Rangeland Ecology
Range Animal Production
Ruminant Animal Nutrition
Animal Science
Pastures Production
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
17
0.486
* Total i10 IndexRankings
Ranking Based On Selection :14
Animal Genetics and Breeding
Genetics of infectious diseases
Molecular epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
28
0.824
* Total i10 IndexRankings
Ranking Based On Selection :15
Parasites and Livestock Health
Zoonoses
urban zoos
pastoralism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
16
0.471
* Total i10 IndexRankings
Ranking Based On Selection :16
Veterinary Science
animal health
surveillance
Livestock identification and traceability
animal health certification
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
23
0.697
* Total i10 IndexRankings
Ranking Based On Selection :17
Veterinary helminthology
Zoonotic parasitology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
23
0.719
* Total i10 IndexRankings
Ranking Based On Selection :18
Professor of Veterinary Parasitology
University of Nairobi Veterinary Parasitology with emphasis on anthelmintic resistance
pa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
17
0.531
* Total i10 IndexRankings
Ranking Based On Selection :19
Medical & Veterinary Parasitology
Malaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
12
0.375
* Total i10 IndexRankings
Ranking Based On Selection :20
Veterinary Internal Medicine
Ethnoveterinary medicine
Medicinal plants
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
28
0.903
* Total i10 IndexRankings
Ranking Based On Selection :21
Pharmacology
Veterinary Medicine
Antibacterial Therapy
Food Safety
Toxicology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
13
0.481
* Total i10 IndexRankings
Ranking Based On Selection :22
Molecular breeding
conservation and utilization of genetic resources
agricultural biodiversity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
12
0.444
* Total i10 IndexRankings
Ranking Based On Selection :23
Animal Nutrition
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
23
0.920
* Total i10 IndexRankings
Ranking Based On Selection :24
virology
microbiology
arid areas research
camels
development research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
10
0.400
* Total i10 IndexRankings
Ranking Based On Selection :25
Proteomics
system biology
Bioinformatics
Veterinary medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
18
0.750
Geoffrey M. Maloiy
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
120
30
0.250
Animal Physiology
Thermoregulation and heat balance
Digestion
Energetics and locomotion
Alexander Kahi
Egerton University
Njoro, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
108
63
0.583
Stephen Kiama Gitahi
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
51
0.773
Dendritic cells
Natural Products
Macrophages
Pecten Oculi
Joseph Gathuma
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
14
0.286
Veterinary Public Health
Epidemiology of zoonoses
Animal Health Economics
Robert Waruiru
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
22
0.489
Veterinary Parasitologist
Raphael Wahome
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
26
0.619
Isaac S. Kosgey
Moi University
Eldoret, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
25
0.595
Animal Breeding and Genetics
Charles Gachuiri
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
26
0.634
Animal Nutrition and Management
Feed Resources in Tropics
Ruminant Animal Production in Tropics
Vincent Obanda
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
34
0.872
Disease ecology
Parasitology
Veterinary public health
Zoonotic diseases
Conservation biology
Moses Nyangito
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
24
0.649
Animal Resource Ecology
Ecology and Dryland Resource Management
Environmental and Livelihood securities
Florence Mutua
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
32
0.889
epidemiology
pig health
food safety
Jackson Ombui
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
22
0.629
Veterinary Public Health
Food hygiene
antimicrobial resistance
Nashon KR Musimba
South Eastern Kenya University
Kitui County, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
17
0.486
Rangeland Ecology
Range Animal Production
Ruminant Animal Nutrition
Animal Science
Pastures Production
Joshua Amimo|Joshua O Amimo, Joshua Amimo
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
28
0.824
Animal Genetics and Breeding
Genetics of infectious diseases
Molecular epidemiology
Paul Kanyari
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
16
0.471
Parasites and Livestock Health
Zoonoses
urban zoos
pastoralism
James K. Wabacha
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
23
0.697
Veterinary Science
animal health
surveillance
Livestock identification and traceability
animal health certification
Githigia SM
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
23
0.719
Veterinary helminthology
Zoonotic parasitology
Maingi Ndichu
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
17
0.531
Professor of Veterinary Parasitology
University of Nairobi Veterinary Parasitology with emphasis on anthelmintic resistance
pa
Walter Jura
Maseno University
Maseno, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
12
0.375
Medical & Veterinary Parasitology
Malaria
Gakuya DW
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
28
0.903
Veterinary Internal Medicine
Ethnoveterinary medicine
Medicinal plants
Mitema ES
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
13
0.481
Pharmacology
Veterinary Medicine
Antibacterial Therapy
Food Safety
Toxicology
Dionysious Kihika Kiambi
Pan Africa Christian University
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
12
0.444
Molecular breeding
conservation and utilization of genetic resources
agricultural biodiversity
Isaac Osuga
Kenyatta University
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
23
0.920
Gitao CG
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
10
0.400
virology
microbiology
arid areas research
camels
development research
Shewit Kalayou (ሸዊት ካልኣዩ)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
18
0.750
Proteomics
system biology
Bioinformatics
Veterinary medicine