Parrotta, John A.
USDA Forest Service International Institute of Tropical Forestry,
Puerto Rico
2026 Rank: 76,802
Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:
Biology
SubField 1:
Forestry
SubField 2:
Ecology
Rank in SubField 1: 71 out of 36,413 Researchers
Data For The Year: 2026
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 76,802 | 85,165 |
| Total Cites | 6,764 | 7,229 |
| H-index | 32 | 34 |
| Hm-index | 13 | 13 |
| Number of Single Authored Papers | 7 | 7 |
| Total Cites to Single Authored Papers | 728 | 750 |
| Number of Single+First Authored Papers | 24 | 24 |
| Total Cites to Single+First Authored Papers | 2,046 | 2,118 |
| Number of Single+First+Last Authored Papers | 39 | 39 |
| Total Cites to Single+First+Last Authored Papers | 4,057 | 4,234 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 5,272 | 5,560 |
| Ratio of Total Citations to Distinct Citing Papers | 1.28 | 1.30 |
| Self-Citation Percentage |
6.43%
|
|
United StatesOverall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:
Biology
SubField 1:
Forestry
SubField 2:
Ecology
Rank in SubField 1: 70 out of 34,705 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 73,779 | 82,638 |
| Total Cites | 6,282 | 6,700 |
| H-index | 32 | 33 |
| Hm-index | 12 | 13 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 712 | 733 |
| Number of Single+First Authored Papers | 22 | 22 |
| Total Cites to Single+First Authored Papers | 1,979 | 2,048 |
| Number of Single+First+Last Authored Papers | 37 | 37 |
| Total Cites to Single+First+Last Authored Papers | 3,871 | 4,040 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 4,840 | 5,091 |
| Ratio of Total Citations to Distinct Citing Papers | 1.30 | 1.32 |
| Self-Citation Percentage |
6.24%
|
|
Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:
Agriculture, Fisheries & Forestry
SubField 1:
Forestry
SubField 2:
Ecology
Rank in SubField 1: 64 out of 32,813 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 73,505 | 81,855 |
| Total Cites | 5,896 | 6,288 |
| H-index | 30 | 31 |
| Hm-index | 12 | 13 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 685 | 706 |
| Number of Single+First Authored Papers | 22 | 22 |
| Total Cites to Single+First Authored Papers | 1,902 | 1,971 |
| Number of Single+First+Last Authored Papers | 37 | 37 |
| Total Cites to Single+First+Last Authored Papers | 3,689 | 3,857 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 4,512 | 4,741 |
| Ratio of Total Citations to Distinct Citing Papers | 1.31 | 1.33 |
| Self-Citation Percentage |
6.23%
|
|
Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:
Agriculture, Fisheries & Forestry
SubField 1:
Forestry
SubField 2:
Ecology
Rank in SubField 1: 61 out of 30,711 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 72,929 | 82,035 |
| Total Cites | 5,467 | 5,827 |
| H-index | 28 | 29 |
| Hm-index | 12 | 12 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 664 | 685 |
| Number of Single+First Authored Papers | 21 | 21 |
| Total Cites to Single+First Authored Papers | 1,828 | 1,892 |
| Number of Single+First+Last Authored Papers | 36 | 36 |
| Total Cites to Single+First+Last Authored Papers | 3,498 | 3,656 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 4,137 | 4,343 |
| Ratio of Total Citations to Distinct Citing Papers | 1.32 | 1.34 |
| Self-Citation Percentage |
6.18%
|
|
Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:
Agriculture, Fisheries & Forestry
SubField 1:
Forestry
SubField 2:
Ecology
Rank in SubField 1: 65 out of 28,228 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 75,212 | 80,040 |
| Total Cites | 4,781 | 5,104 |
| H-index | 25 | 27 |
| Hm-index | 10 | 12 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 624 | 645 |
| Number of Single+First Authored Papers | 20 | 20 |
| Total Cites to Single+First Authored Papers | 1,675 | 1,736 |
| Number of Single+First+Last Authored Papers | 34 | 34 |
| Total Cites to Single+First+Last Authored Papers | 3,135 | 3,286 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3,573 | 3,751 |
| Ratio of Total Citations to Distinct Citing Papers | 1.34 | 1.36 |
| Self-Citation Percentage |
6.33%
|
|
Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:
Agriculture, Fisheries & Forestry
SubField 1:
Forestry
SubField 2:
Ecology
Rank in SubField 1: 57 out of 24,091 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 72,466 | 81,951 |
| Total Cites | 4,217 | 4,483 |
| H-index | 25 | 26 |
| Hm-index | 10 | 10 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 595 | 615 |
| Number of Single+First Authored Papers | 20 | 20 |
| Total Cites to Single+First Authored Papers | 1,568 | 1,623 |
| Number of Single+First+Last Authored Papers | 34 | 34 |
| Total Cites to Single+First+Last Authored Papers | 2,829 | 2,961 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3,108 | 3,256 |
| Ratio of Total Citations to Distinct Citing Papers | 1.36 | 1.38 |
| Self-Citation Percentage |
5.93%
|
|
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