Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
532,382
Country Rank
297
Institution Rank : 10
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Kkiu Arunakumara](https://cdn.adscientificindex.com/pictures/0c/341426.jpg)
Microalage
Toxic metals
Medicinal plants
Crop Science
Wood Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,490
847
0.568
* Total Citation Counts Rankings
World Rank
861,020
Country Rank
727
Institution Rank : 39
![](https://cdn.adscientificindex.com/logos/11325.jpg)
![Sri Lanka](/flags/lk.png)
![Wathugala Gamage Deepthi Lakmini|Deepthi Lakmini Wathugala](https://cdn.adscientificindex.com/pictures/a3/341427.jpg)
Crop science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
575
309
0.537
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
532,382
![Sri Lanka](/flags/lk.png)
297
![](https://cdn.adscientificindex.com/logos/11325.jpg)
10
Kkiu Arunakumara
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,490
847
0.568
![](https://cdn.adscientificindex.com/logos/11325.jpg)
Microalage
Toxic metals
Medicinal plants
Crop Science
Wood Engineering
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
861,020
![Sri Lanka](/flags/lk.png)
727
![](https://cdn.adscientificindex.com/logos/11325.jpg)
39
Wathugala Gamage Deepthi Lakmini|Deepthi Lakmini Wathugala
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
575
309
0.537