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
Applied and Environmental Microbiology
Water Quality
Antimicrobial Resistance.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
382
349
0.914
* Total i10 IndexRankings
Ranking Based On Selection: 2
Biological science
phytomedicine
botany
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
360
297
0.825
* Total i10 IndexRankings
Ranking Based On Selection: 3
Ethnobotany
plant ecology
systematics
biodiversity conservation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
101
0.944
* Total i10 IndexRankings
Ranking Based On Selection: 4
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
92
89
0.967
* Total i10 IndexRankings
Ranking Based On Selection: 5
Physical Sciences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
90
70
0.778
* Total i10 IndexRankings
Ranking Based On Selection: 6
Soil fertility
waste management
Vermicomposting
Agronomy
climate smart agriculture
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
61
0.782
* Total i10 IndexRankings
Ranking Based On Selection: 7
Natural Product Chemistry
Analytical Chemistry
Inorganic Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
74
72
0.973
* Total i10 IndexRankings
Ranking Based On Selection: 8
drug delivery systems
organic synthesis
polymer-drug conjugates
wound dressing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
66
0.904
* Total i10 IndexRankings
Ranking Based On Selection: 9
Teacher Education
Curriculum Studies
Economics Education
and Research Method
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
56
0.800
* Total i10 IndexRankings
Ranking Based On Selection: 10
Land Reform
Food Security
Rural Livelihoods
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
50
0.847
* Total i10 IndexRankings
Ranking Based On Selection: 11
climate smart agriculture
crop production
rural development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
38
0.691
* Total i10 IndexRankings
Ranking Based On Selection: 12
Human and organizational capabilities and how they contribute towards the theme of development.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
52
0.963
* Total i10 IndexRankings
Ranking Based On Selection: 13
Land reform
agricultural development
poverty reduction
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
33
0.611
* Total i10 IndexRankings
Ranking Based On Selection: 14
labour studies
african studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
16
0.302
* Total i10 IndexRankings
Ranking Based On Selection: 15
historical information
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
42
0.840
* Total i10 IndexRankings
Ranking Based On Selection: 16
Maternal and child health and indigenous knowledge and medicinal plants
law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
25
0.500
* Total i10 IndexRankings
Ranking Based On Selection: 17
Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
36
0.735
* Total i10 IndexRankings
Ranking Based On Selection: 18
Physical Geography
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
33
0.702
* Total i10 IndexRankings
Ranking Based On Selection: 19
genetics
primates
evolutionary theory
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
19
0.404
* Total i10 IndexRankings
Ranking Based On Selection: 20
Microbiology
Disease control and prevention
Infectious disease epidemiology
Antimicrobial resistance
Public health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
46
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 21
Food & Nutritional Biochemistry
Functional Foods
Nutraceuticals
Chronic Metabolic Diseases
Public Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
41
0.891
* Total i10 IndexRankings
Ranking Based On Selection: 22
Geomorphology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
21
0.467
* Total i10 IndexRankings
Ranking Based On Selection: 23
Microbiolology
Antimicrobial resistance
Research Synthesis
ML
Public Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
41
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 24
Agricultural Economics
Climate change & Environment
Land & Farm Resources
Water Use
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
30
0.732
* Total i10 IndexRankings
Ranking Based On Selection: 25
Large mammal ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
36
0.900
Anthony I Okoh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
382
349
0.914
Applied and Environmental Microbiology
Water Quality
Antimicrobial Resistance.
AJ Afolayan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
360
297
0.825
Biological science
phytomedicine
botany
Alfred Maroyi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
101
0.944
Ethnobotany
plant ecology
systematics
biodiversity conservation
Uchechukwu Nwodo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
92
89
0.967
Edson Meyer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
90
70
0.778
Pearson Nyari Stephano Mnkeni
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
61
0.782
Soil fertility
waste management
Vermicomposting
Agronomy
climate smart agriculture
Omobola Oluranti Okoh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
74
72
0.973
Natural Product Chemistry
Analytical Chemistry
Inorganic Chemistry
Blessing A. Aderibigbe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
66
0.904
drug delivery systems
organic synthesis
polymer-drug conjugates
wound dressing
Emmanuel O. Adu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
56
0.800
Teacher Education
Curriculum Studies
Economics Education
and Research Method
Abby Mushunje
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
50
0.847
Land Reform
Food Security
Rural Livelihoods
Cornelius Chiduza
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
38
0.691
climate smart agriculture
crop production
rural development
Willie Chinyamurindi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
52
0.963
Human and organizational capabilities and how they contribute towards the theme of development.
Michael Aliber
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
33
0.611
Land reform
agricultural development
poverty reduction
Sakhela Buhlungu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
16
0.302
Sive Masawe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
42
0.840
Nikodem V Cheryl
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
25
0.500
Maternal and child health and indigenous knowledge and medicinal plants
law
Graeme Bradley
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
36
0.735
Werner Nel
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
33
0.702
Judith Masters
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
19
0.404
genetics
primates
evolutionary theory
Chidozie Declan Iwu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
46
1.000
Microbiology
Disease control and prevention
Infectious disease epidemiology
Antimicrobial resistance
Public health
Gloria A Otunola
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
41
0.891
Food & Nutritional Biochemistry
Functional Foods
Nutraceuticals
Chronic Metabolic Diseases
Public Health
Paul Sumner
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
21
0.467
Temitope Ekundayo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
41
1.000
Microbiolology
Antimicrobial resistance
Research Synthesis
ML
Public Health
Ajuruchukwu Obi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
30
0.732
Agricultural Economics
Climate change & Environment
Land & Farm Resources
Water Use
Craig Tambling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
36
0.900