Total 2,384,773 scientists, country 221, and institutions 24,456 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
Ticks
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
275
84
0.305
* Total i10 IndexRankings
Ranking Based On Selection: 2
ethnoveterinary medicine
biological activity
toxicity
medicinal plants
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
174
161
0.925
* Total i10 IndexRankings
Ranking Based On Selection: 3
Veterinary Epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
146
98
0.671
* Total i10 IndexRankings
Ranking Based On Selection: 4
Veterinary epidemiology
Animal diseases
Zoonotic diseases
Veterinary medicine
Infectious diseases
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
97
75
0.773
* Total i10 IndexRankings
Ranking Based On Selection: 5
Animal science
Production animal physiology
Meat science
Agriculture
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
95
55
0.579
* Total i10 IndexRankings
Ranking Based On Selection: 6
veterinary science
horses
pathology
toxicology
viruses
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
35
0.479
* Total i10 IndexRankings
Ranking Based On Selection: 7
Veterinary Wildlife and Conservation Medicine
SDG - Life on Land and Climate Action
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
48
0.716
* Total i10 IndexRankings
Ranking Based On Selection: 8
Animal Science
Animal breeding
Livestock genomics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
46
0.719
* Total i10 IndexRankings
Ranking Based On Selection: 9
Ruminant Nutrition
Pasture Science
Animal Production
Feed Additives
GHG emissions
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
45
0.726
* Total i10 IndexRankings
Ranking Based On Selection: 10
Veterinary Toxicology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
23
0.383
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* Total i10 IndexRankings
Ranking Based On Selection: 11
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
56
0.966
* Total i10 IndexRankings
Ranking Based On Selection: 12
Ruminant nutrition
Dairy science
Feed additives
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
34
0.618
* Total i10 IndexRankings
Ranking Based On Selection: 13
Animal Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
16
0.314
* Total i10 IndexRankings
Ranking Based On Selection: 14
Molecular Veterinary Parasitology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
35
0.714
* Total i10 IndexRankings
Ranking Based On Selection: 15
Companion animal medicine
infectious disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
32
0.653
* Total i10 IndexRankings
Ranking Based On Selection: 16
animal science
animal breeding and genetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
32
0.653
* Total i10 IndexRankings
Ranking Based On Selection: 17
Veterinary vaccines
ticks
acaricides
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
24
0.774
* Total i10 IndexRankings
Ranking Based On Selection: 18
Comparative Physiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
20
0.645
* Total i10 IndexRankings
Ranking Based On Selection: 19
Veterinary virology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
21
0.700
* Total i10 IndexRankings
Ranking Based On Selection: 20
veterinary pathology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
19
0.633
* Total i10 IndexRankings
Ranking Based On Selection: 21
Foodborne zoonotic pathogens(Shiga toxin-producing Escherichia coli
Campylobacter
Salmonella) and bacteriophages molecular epi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
24
0.828
* Total i10 IndexRankings
Ranking Based On Selection: 22
Veterinary science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
15
0.517
* Total i10 IndexRankings
Ranking Based On Selection: 23
Microbiology
Antimicrobial activity
Oral Microbiology
Phytomedicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
13
0.684
* Total i10 IndexRankings
Ranking Based On Selection: 24
Poultry nutrition
welfare
production
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
16
0.941
* Total i10 IndexRankings
Ranking Based On Selection: 25
Ruminant health. Cattle production and reproduction. Veterinary education. Wildlife conservation.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
13
0.813
Ivan Horak
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
275
84
0.305
Lyndy Mcgaw
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
174
161
0.925
ethnoveterinary medicine
biological activity
toxicity
medicinal plants
Geoffrey T Fosgate
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
146
98
0.671
Veterinary Epidemiology
Peter N Thompson
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
97
75
0.773
Veterinary epidemiology
Animal diseases
Zoonotic diseases
Veterinary medicine
Infectious diseases
Edward C. Webb
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
95
55
0.579
Animal science
Production animal physiology
Meat science
Agriculture
June Williams
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
35
0.479
veterinary science
horses
pathology
toxicology
viruses
Leith Meyer
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
48
0.716
Veterinary Wildlife and Conservation Medicine
SDG - Life on Land and Climate Action
Este Van Marle-Koster
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
46
0.719
Animal Science
Animal breeding
Livestock genomics
Abubeker Hassen
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
45
0.726
Ruminant Nutrition
Pasture Science
Animal Production
Feed Additives
GHG emissions
Christo J Botha
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
23
0.383
Veterinary Toxicology
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MN Emmambux|Mohammad Naushad
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
56
0.966
Lourens Erasmus
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
34
0.618
Ruminant nutrition
Dairy science
Feed additives
Norman Casey
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
16
0.314
Nicola Collins
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
35
0.714
Molecular Veterinary Parasitology
Andrew Leisewitz
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
32
0.653
Companion animal medicine
infectious disease
Carina Visser
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
32
0.653
animal science
animal breeding and genetics
Christine Maritz Olivier
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
24
0.774
Veterinary vaccines
ticks
acaricides
Edward Snelling
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
20
0.645
Comparative Physiology
Melvyn Quan
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
21
0.700
Sarah Clift
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
19
0.633
veterinary pathology
Musafiri Karama
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
24
0.828
Foodborne zoonotic pathogens(Shiga toxin-producing Escherichia coli
Campylobacter
Salmonella) and bacteriophages molecular epi
Martin Schulman
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
15
0.517
FS Botha
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
13
0.684
Microbiology
Antimicrobial activity
Oral Microbiology
Phytomedicine
Thobela Nkukwana
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
16
0.941
Poultry nutrition
welfare
production
Dietmar Holm
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
13
0.813
Ruminant health. Cattle production and reproduction. Veterinary education. Wildlife conservation.