Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Total Citation Counts Rankings
Ranking Based On Selection :1
Agricultural Production Economics
Farm and Financial Management
Agricultural Policy
Institutional Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,209
1,775
0.422
* Total Citation Counts Rankings
Ranking Based On Selection :2
Agricultural policy analysis
Agricultural finance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,012
550
0.543
* Total Citation Counts Rankings
Ranking Based On Selection :3
Agricultural Economics
Production Economics
Farm management
Development Economics.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
133
92
0.692
* Total Citation Counts Rankings
Ranking Based On Selection :4
Agriculture
Agricultural economics
Food Security
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37
37
1.000
GF Ortmann
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,209
1,775
0.422
Agricultural Production Economics
Farm and Financial Management
Agricultural Policy
Institutional Economics
Stuart Ferrer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,012
550
0.543
Agricultural policy analysis
Agricultural finance
Agboola Babatola Olasunkanmi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
133
92
0.692
Agricultural Economics
Production Economics
Farm management
Development Economics.
Phiwokuhle Ndlovu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37
37
1.000
Agriculture
Agricultural economics
Food Security