i10 Productivity
Rankings

International Institute of Tropical Agriculture (IITA) Scientists i10 Productivity Rankings 2025

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: last 6 years' i10 index", Universities Rankings 2024 (Sort by : Total i10 Index), Universities Rankings 2024 (Sort by : Last 6 Years i10 Index) "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings"

* Total i10 IndexRankings
Ranking Based On Selection :1
Nigeria
Robert Asiedu
crop improvement
breeding
genetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
198
127
0.641
* Total i10 IndexRankings
Ranking Based On Selection :2
Nigeria
Ranajit Bandyopadhyay
plant pathology
mycotoxin
aflatoxin
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
179
123
0.687
* Total i10 IndexRankings
Ranking Based On Selection :3
Nigeria
P. Lava Kumar
Virology
diagnostics
crop protection
seed health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
178
132
0.742
* Total i10 IndexRankings
Ranking Based On Selection :5
Nigeria
James Legg
Cassava Viruses
Whiteflies
Epidemiology
Molecular Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
117
90
0.769
* Total i10 IndexRankings
Ranking Based On Selection :6
Nigeria
Peter Kulakow
Plant Breeding
Genetics
Cassava
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
97
73
0.753
* Total i10 IndexRankings
Ranking Based On Selection :7
Nigeria
John Derera
agriculture
genetics
biology
molecular
food security
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
93
66
0.710
* Total i10 IndexRankings
Ranking Based On Selection :8
Nigeria
Leena Tripathi
Plant Biotechnology
Gene Editing
Genetic Modification
Sustainable Agriculture
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
67
0.838
* Total i10 IndexRankings
Ranking Based On Selection :9
Nigeria
Chiedozie Egesi
breeding
genetics
biotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
53
0.855
* Total i10 IndexRankings
Ranking Based On Selection :11
Nigeria
Lieven Claessens
climate smart agriculture
sustainable intensification
food security
soil science
geomorphology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
43
0.811
* Total i10 IndexRankings
Ranking Based On Selection :13
Nigeria
Jaindra N Tripathi
Plant Biotechnology
plant tissue culture
gene editing
and transgenics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
42
0.875
* Total i10 IndexRankings
Ranking Based On Selection :14
Nigeria
Asrat Asfaw
plant breeding
genetics
molecular breeding
genomics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
44
42
0.955
* Total i10 IndexRankings
Ranking Based On Selection :15
Nigeria
Leonard Rusinamhodzi
Agronomy
ISFM
Crop modeling
farming systems analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
34
0.850
* Total i10 IndexRankings
Ranking Based On Selection :16
Nigeria
Steven M Cole
gender
rural development
health
nutrition
inequality
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
29
0.806
* Total i10 IndexRankings
Ranking Based On Selection :17
Nigeria
E. Jeroen Huising
Soil Ecology
Soil Science
Natural Resources Management
Soil Fertility
Soil Biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
21
0.600
* Total i10 IndexRankings
Ranking Based On Selection :18
Nigeria
Shiferaw Feleke
Agricultural Economics
Impact Evaluation
International trade & policy analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
30
0.882
* Total i10 IndexRankings
Ranking Based On Selection :19
Nigeria
Ibnou Dieng
Statistics
Data Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
27
0.931
* Total i10 IndexRankings
Ranking Based On Selection :20
Nigeria
Haroon Sseguya
Knowledge Management
Monitoring and Evaluation
Capacity Building
Technology Scaling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
24
0.828
* Total i10 IndexRankings
Ranking Based On Selection :21
Nigeria
Julius Manda
Adoption and Impact of agricultural Technologies
Development economics
Impact evaluation and applied econometrics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
* Total i10 IndexRankings
Ranking Based On Selection :22
Nigeria
Adane Hirpa Tufa
impact evaluation
value/supply chain
gender analysis
conservation agriculture
climate change
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
17
0.850
* Total i10 IndexRankings
Ranking Based On Selection :23
Nigeria
Siraj Ismail Kayondo
Molecular Plant breeding
Genetics
Plant-Pathogen interactions
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
18
0.947
* Total i10 IndexRankings
Ranking Based On Selection :24
Nigeria
Gundula Fischer
Social Science
Gender
Labour Studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
15
0.789
* Total i10 IndexRankings
Ranking Based On Selection :25
Nigeria
Amare Tegbaru
Gender
Agriculture reseach and development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
12
0.632
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 1
Robert Asiedu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
198
127
0.641
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 2
Ranajit Bandyopadhyay
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
179
123
0.687
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 3
P. Lava Kumar
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
178
132
0.742
Virology
diagnostics
crop protection
seed health
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 4
Tahirou Abdoulaye
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
127
106
0.835
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 5
James Legg
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
117
90
0.769
Cassava Viruses
Whiteflies
Epidemiology
Molecular Ecology
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 6
Peter Kulakow
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
97
73
0.753
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 7
John Derera
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
93
66
0.710
agriculture
genetics
biology
molecular
food security
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 8
Leena Tripathi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
67
0.838
Plant Biotechnology
Gene Editing
Genetic Modification
Sustainable Agriculture
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 9
Chiedozie Egesi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
53
0.855
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 10
Adebayo Busura Abass
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
54
0.900
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 11
Lieven Claessens
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
43
0.811
climate smart agriculture
sustainable intensification
food security
soil science
geomorphology
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 12
Allan F Brown
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
39
0.765
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 13
Jaindra N Tripathi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
42
0.875
Plant Biotechnology
plant tissue culture
gene editing
and transgenics
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 14
Asrat Asfaw
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
44
42
0.955
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 15
Leonard Rusinamhodzi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
34
0.850
Agronomy
ISFM
Crop modeling
farming systems analysis
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 16
Steven M Cole
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
29
0.806
gender
rural development
health
nutrition
inequality
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 17
E. Jeroen Huising
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
21
0.600
Soil Ecology
Soil Science
Natural Resources Management
Soil Fertility
Soil Biology
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 18
Shiferaw Feleke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
30
0.882
Agricultural Economics
Impact Evaluation
International trade & policy analysis
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 19
Ibnou Dieng
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
27
0.931
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 20
Haroon Sseguya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
24
0.828
Knowledge Management
Monitoring and Evaluation
Capacity Building
Technology Scaling
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 21
Julius Manda
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
Adoption and Impact of agricultural Technologies
Development economics
Impact evaluation and applied econometrics
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 22
Adane Hirpa Tufa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
17
0.850
impact evaluation
value/supply chain
gender analysis
conservation agriculture
climate change
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 23
Siraj Ismail Kayondo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
18
0.947
Molecular Plant breeding
Genetics
Plant-Pathogen interactions
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 24
Gundula Fischer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
15
0.789
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 25
Amare Tegbaru
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
12
0.632
Gender
Agriculture reseach and development