World Scientist and University Rankings 2025

Japan Agriculture & Forestry / Poultry Production 3 Scientists Subject Rankings - 2025

The AD Scientific Index (Alper-Doger Scientific Index) provides the most comprehensive analysis across 13 main fields and 197 sub-branches at global, national, and regional levels. These analyses are based on indicators such as the H-index, i10-index, and citation count, including their values from the last 6 yearsAs of Feb 03, 2025, the rankings are determined according to the Total H IndexBETA VERSION: The subject field rankings for the world, regions, countries, and universities are currently in their Beta phase. This is due to the exclusion of (870.057) scientists categorized under ‘Others’, whose profiles have yet to be determined, edited, or classified. As updates are made to these fields, the rankings will be adjusted accordingly. Note: Please keep this in mind while reviewing the rankings. For further details, explore our [University Subject Rankings].

* Total H IndexRankings
Ranking Based On Selection: 1
Masashi Okamura
Salmonella
Campylobacter
poultry
Metrics
H-Index
i10 Index
Citation Counts
26
46
2,359
* Total H IndexRankings
Ranking Based On Selection: 2
Fumiya Kawahara
Poultry
Avian diseases
Parasitology
Infectious diseases
Metrics
H-Index
i10 Index
Citation Counts
10
10
659
* Total H IndexRankings
Ranking Based On Selection: 3
Sadequllah Ahmadi
Animal Reproductive Physiology
poultry
endocrinology
Metrics
H-Index
i10 Index
Citation Counts
3
1
21
* Total H Index Rankings
Rankings
Ranking Based On Selection: 1
Masashi Okamura
Metrics
H-Index
i10-Index
Citation Counts
26
46
2,359
* Total H Index Rankings
Rankings
Ranking Based On Selection: 2
Fumiya Kawahara
Metrics
H-Index
i10-Index
Citation Counts
10
10
659
Poultry
Avian diseases
Parasitology
Infectious diseases
* Total H Index Rankings
Rankings
Ranking Based On Selection: 3
Sadequllah Ahmadi
Metrics
H-Index
i10-Index
Citation Counts
3
1
21
Animal Reproductive Physiology
poultry
endocrinology