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International Institute of Tropical Agriculture (IITA) Scientists Natural Sciences / Biological Science Rankings (Sort by last 6 years H Index) 2025

International Institute of Tropical Agriculture (IITA) is a prestigious institution university established in 1967 in Nigeria. It is represented by 66 scientists in the AD Scientific Index. The university’s scientists are particularly concentrated in Agriculture & Forestry (33 scientists), Natural Sciences (11 scientists), and Social Sciences and Humanities (11 scientists).

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Total 5 scientist
* Last 6 Years H Index Rankings
World Rank
58,605
Country Rank
35
Institution Rank: 2
Ranking Based On Selection: 1
Nigeria
James Legg
James Legg
International Institute of Tropical Agriculture (IITA)
Oyo , Nigeria
Natural Sciences / Biological Science
Cassava Viruses
Whiteflies
Epidemiology
Molecular Ecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
51
39
0.765
See All Rankings and Analysis
* Last 6 Years H Index Rankings
World Rank
158,538
Country Rank
184
Institution Rank: 8
Ranking Based On Selection: 2
Nigeria
Chiedozie Egesi
Chiedozie Egesi
International Institute of Tropical Agriculture (IITA)
Oyo , Nigeria
Natural Sciences / Biological Science
breeding
genetics
biotechnology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
31
27
0.871
See All Rankings and Analysis
* Last 6 Years H Index Rankings
World Rank
974,611
Country Rank
8,203
Institution Rank: 38
Ranking Based On Selection: 3
Nigeria
Kyle M. Dittmer
Kyle M. Dittmer
International Institute of Tropical Agriculture (IITA)
Oyo , Nigeria
Natural Sciences / Biological Science
biogeochemistry
ecosystem ecology
agroecology
climate change
low emissions development
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
See All Rankings and Analysis
* Last 6 Years H Index Rankings
World Rank
1,563,315
Country Rank
21,155
Institution Rank: 58
Ranking Based On Selection: 4
Nigeria
Njoki Kahiu
Njoki Kahiu
International Institute of Tropical Agriculture (IITA)
Oyo , Nigeria
Natural Sciences / Biological Science
Terrestrial/Drylands/Savanna Ecology
Geospatial Analysis
Disaster Risk Financing (index-based
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
See All Rankings and Analysis
* Last 6 Years H Index Rankings
World Rank
1,988,272
Country Rank
33,374
Institution Rank: 66
Ranking Based On Selection: 5
Nigeria
Shaheed Nasrullah
Shaheed Nasrullah
International Institute of Tropical Agriculture (IITA)
Oyo , Nigeria
Natural Sciences / Biological Science
Marine biodiversity research
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
See All Rankings and Analysis
* Last 6 Years H Index Rankings
Rankings
58,605
Nigeria
35
2
Ranking Based On Selection: 1
James Legg
James Legg
International Institute of Tropical Agriculture (IITA) Oyo, Nigeria Nigeria
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
51
39
0.765
Natural Sciences / Biological Science
Cassava Viruses
Whiteflies
Epidemiology
Molecular Ecology
See All Rankings and Analysis
* Last 6 Years H Index Rankings
Rankings
158,538
Nigeria
184
8
Ranking Based On Selection: 2
Chiedozie Egesi
Chiedozie Egesi
International Institute of Tropical Agriculture (IITA) Oyo, Nigeria Nigeria
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
31
27
0.871
Natural Sciences / Biological Science
breeding
genetics
biotechnology
See All Rankings and Analysis
* Last 6 Years H Index Rankings
Rankings
974,611
Nigeria
8,203
38
Ranking Based On Selection: 3
Kyle M. Dittmer
Kyle M. Dittmer
International Institute of Tropical Agriculture (IITA) Oyo, Nigeria Nigeria
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
Natural Sciences / Biological Science
biogeochemistry
ecosystem ecology
agroecology
climate change
low emissions development
See All Rankings and Analysis
* Last 6 Years H Index Rankings
Rankings
1,563,315
Nigeria
21,155
58
Ranking Based On Selection: 4
Njoki Kahiu
Njoki Kahiu
International Institute of Tropical Agriculture (IITA) Oyo, Nigeria Nigeria
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Natural Sciences / Biological Science
Terrestrial/Drylands/Savanna Ecology
Geospatial Analysis
Disaster Risk Financing (index-based
See All Rankings and Analysis
* Last 6 Years H Index Rankings
Rankings
1,988,272
Nigeria
33,374
66
Ranking Based On Selection: 5
Shaheed Nasrullah
Shaheed Nasrullah
International Institute of Tropical Agriculture (IITA) Oyo, Nigeria Nigeria
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Natural Sciences / Biological Science
Marine biodiversity research
See All Rankings and Analysis