Parrotta, John A.
USDA Forest Service International Institute of Tropical Forestry,
Puerto Rico
2026 Rank: 172,033
Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:
Biology
SubField 1:
Forestry
SubField 2:
Ecology
Rank in SubField 1: 242 out of 36,413 Researchers
Data For The Year: 2026
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 172,033 | 179,562 |
| Total Cites | 436 | 469 |
| H-index | 10 | 11 |
| Hm-index | 4 | 4 |
| Number of Single Authored Papers | 7 | 7 |
| Total Cites to Single Authored Papers | 11 | 11 |
| Number of Single+First Authored Papers | 24 | 24 |
| Total Cites to Single+First Authored Papers | 50 | 50 |
| Number of Single+First+Last Authored Papers | 39 | 39 |
| Total Cites to Single+First+Last Authored Papers | 159 | 162 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 396 | 425 |
| Ratio of Total Citations to Distinct Citing Papers | 1.10 | 1.10 |
| Self-Citation Percentage |
7.04%
|
|
United StatesOverall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:
Biology
SubField 1:
Forestry
SubField 2:
Ecology
Rank in SubField 1: 108 out of 34,705 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 100,565 | 108,603 |
| Total Cites | 364 | 388 |
| H-index | 11 | 12 |
| Hm-index | 4 | 4 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 25 | 25 |
| Number of Single+First Authored Papers | 22 | 22 |
| Total Cites to Single+First Authored Papers | 70 | 70 |
| Number of Single+First+Last Authored Papers | 37 | 37 |
| Total Cites to Single+First+Last Authored Papers | 169 | 170 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 311 | 331 |
| Ratio of Total Citations to Distinct Citing Papers | 1.17 | 1.17 |
| Self-Citation Percentage |
6.19%
|
|
Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:
Agriculture, Fisheries & Forestry
SubField 1:
Forestry
SubField 2:
Ecology
Rank in SubField 1: 117 out of 32,813 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 104,643 | 118,499 |
| Total Cites | 385 | 413 |
| H-index | 10 | 10 |
| Hm-index | 4 | 4 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 20 | 20 |
| Number of Single+First Authored Papers | 22 | 22 |
| Total Cites to Single+First Authored Papers | 58 | 60 |
| Number of Single+First+Last Authored Papers | 37 | 37 |
| Total Cites to Single+First+Last Authored Papers | 165 | 172 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 333 | 353 |
| Ratio of Total Citations to Distinct Citing Papers | 1.16 | 1.17 |
| Self-Citation Percentage |
6.78%
|
|
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 30,711 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 62,480 | 66,735 |
| Total Cites | 442 | 462 |
| H-index | 11 | 11 |
| Hm-index | 5 | 6 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 27 | 27 |
| Number of Single+First Authored Papers | 21 | 21 |
| Total Cites to Single+First Authored Papers | 102 | 105 |
| Number of Single+First+Last Authored Papers | 36 | 36 |
| Total Cites to Single+First+Last Authored Papers | 226 | 230 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 367 | 381 |
| Ratio of Total Citations to Distinct Citing Papers | 1.20 | 1.21 |
| Self-Citation Percentage |
4.33%
|
|
Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:
Agriculture, Fisheries & Forestry
SubField 1:
Forestry
SubField 2:
Ecology
Rank in SubField 1: 55 out of 28,228 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 53,423 | 57,716 |
| Total Cites | 687 | 749 |
| H-index | 13 | 14 |
| Hm-index | 7 | 7 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 38 | 39 |
| Number of Single+First Authored Papers | 20 | 20 |
| Total Cites to Single+First Authored Papers | 138 | 141 |
| Number of Single+First+Last Authored Papers | 34 | 34 |
| Total Cites to Single+First+Last Authored Papers | 365 | 383 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 559 | 595 |
| Ratio of Total Citations to Distinct Citing Papers | 1.23 | 1.26 |
| Self-Citation Percentage |
8.28%
|
|
Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:
Agriculture, Fisheries & Forestry
SubField 1:
Forestry
SubField 2:
Ecology
Rank in SubField 1: 49 out of 24,091 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 53,376 | 55,527 |
| Total Cites | 489 | 529 |
| H-index | 11 | 12 |
| Hm-index | 6 | 7 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 37 | 37 |
| Number of Single+First Authored Papers | 20 | 20 |
| Total Cites to Single+First Authored Papers | 106 | 108 |
| Number of Single+First+Last Authored Papers | 34 | 34 |
| Total Cites to Single+First+Last Authored Papers | 262 | 276 |
| Composite Score | 2 | 3 |
| Number of Distinct Citing Papers | 387 | 411 |
| Ratio of Total Citations to Distinct Citing Papers | 1.26 | 1.29 |
| Self-Citation Percentage |
7.56%
|
|
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