
John Pulgarin Diaz
Doctoral Researcher
My research interest is in forest insect pests and forest ecology. At the moment, my main resear...
School of Forest Sciences, Faculty of Science, Forestry and Technology
[email protected] | +358 50 471 8055
Other published papers
• LÓPEZ-GALÉ, Y., CARRASCAL-PÉREZ, F., PULGARÍN D., J.A., BURBANO-FIGUEROA, O., ARCILA C., A.M. 2022. Phytophagous insects associated with avocado orchards (Persea americana Mill.) in the Colombian Caribbean. Revista Colombiana De Entomología: Vol. 48 No. 2.
https://doi.org/10.25100/socolen.v48i2
• OROZCO O., L.F., GIRALDO S., C.E., PULGARÍN D., J.A., GRISALES V. N.Y. 2021. First record of Phidotricha erigens (Lepidoptera: Pyralidae) feeding on Furcraea spp. in Colombia. Rev. Ceres 68(6): 624-627.
https://www.scielo.br/j/rceres/a/GdVhqzX4YZb764z6VgfsyVr/
• PULGARÍN D., J.A, GALLEGO, L.E., HERRERA-FLOREZ, A.F., & QUIROZ, J.A. 2018. First report of Zethus schadei (Hymenoptera: Vespidae) as natural enemy of Hypsipyla grandella Zeller (Lepidoptera: Pyralidae) from Colombia. Acta Zoológica Mexicana (NS), 34(1), 1-3.
http://www.scielo.org.mx/scielo.php?pid=S0065-17372018000100216&script=sci_arttext
• BURBANO-FIGUEROA, O., ARCILA, A., VASQUEZ, A. M., CARRASCAL, F., SALAZAR PERTUZ, K., MORENO-MORAN, M., ROMERO-FERRER, J., & PULGARÍN D., J.A. 2018. First report of Bionectria pseudochroleuca causing dieback and wilting on avocado in the Serrania de Perijá, Colombia. Plant Dis, 102, 238.
https://apsjournals.apsnet.org/doi/full/10.1094/PDIS-01-17-0010-PDN
• HERRERA-FLOREZ, A.F., PULGARÍN D., J.A. & QUIROZ-GAMBOA, J. A. 2017. A new species of Mesostenus Gravenhorst (Hymenoptera: Ichneumonidae: Cryptinae) from Colombia. Zootaxa, 4306(4), 593-600.
https://www.biotaxa.org/Zootaxa/article/view/zootaxa.4306.4.9
• PULGARÍN D., J.A. 2012. Scolytinae (Coleoptera: Curculionidae) associated to two woods in a premountain very humid forest (Antioquia, Colombia). Revista Facultad Nacional de Agronomía Medellín, 65(1), 6459-6466.
http://www.scielo.org.co/scielo.php?script=sci_arttext&pid=S0304-28472012000100016
• PULGARÍN D., J.A. 2009. Damaging insects of the thirteen more commercialized woods in the Aburra’s Valley. Revista Colombia Forestal 12: 51-62.
http://www.scielo.org.co/pdf/cofo/v12n1/v12n1a05.pdf
• PULGARÍN D., J.A. 2004. Some observations on the nest structure and colony composition of Pseudomyrmex termitarius (Hymenoptera: Formicidae) in a locality in Bello (Antioquia, Colombia). Revista de la Facultad Nacional de Agronomía, Medellín, 57 (1): 2161-2175.
http://www.scielo.org.co/scielo.php?script=sci_abstract&pid=S0304-28472004000100002&lng=en&nrm=iso
Recent presentations
- Pulgarín Díaz, J. A., Melin, M., Lyytikäinen‑Saarenmaa, P., Peltola, H. & Tikkanen, O.-P. Characterization of the stands damaged by Ips typographus in Finland. The International Boreal Forest Research Association. IBFRA Conference 28-31 August 2023.
- Tikkanen, O.-P., Pulgarín, J. A., & Melin, M. Spread of Panolis flammea, Lymantria monacha and L. dispar in Far North of Europe: old maps and new trapping results. IUFRO Conference Division 7 – Forest Health Pathology and Entomology. September 2022.
- Pulgarín D., J. A., Melin, M., Peltola, H. & Tikkanen, O.-P. Ips typographus damages nationwide patterns and causes in Finland. IUFRO Conference Division 7 – Forest Health Pathology and Entomology. September 2022.
- Pulgarín D., J. A., Melin, M., Peltola, H. & Tikkanen, O.-P. Characterization of the stands damaged by Ips typographus in Finland. Presentation in the Webinar UNITE WP2 cruise. February 2022.
In the media
Map of probability of SBB damage in Southern Finland during 2022.
Predicted probability of SBB damage in Southern Finland during 2022. Most stands had low risk. The top 1% of stands with higher probabilities are presented in dark red. John Alexander Pulgarín Díaz*, Markus Melin, Lauri Mehtätalo, Suraj Polade, Juha Aalto, Heli Peltola, Olli-Pekka Tikkanen. 2025. “Stand, landscape and climatic attributes contributing to the probability of Ips typographus (SBB) damage in Finland”. Forests´ Future 2025. Bark Beetle Outbreak in Central Europe – Consequences and Future Challenges. Průhonice (Prague), September 22nd – 25th . The map
Publications
11/11 items-
Effect of Socioeconomic Strata and Land Cover on Dengue Hotspots in Medellin, Colombia
Pérez-Pérez, Juliana; Pulgarin Diaz, John Alexander; Rúa-Uribe, Guillermo; Mola-Yudego, Blas; Delmelle, Eric; Rojo, Raúl; Berninger, Frank, 2025, American journal of tropical medicine and hygiene, 112, 6, 1289-1299, . A1 Journal article (refereed), original research -
Impacts of stand and landscape attributes on Ips typographus damage hotspots in Finland
Pulgarín Díaz, John Alexander; Pérez-Pérez, Juliana; Melin, Markus; Peltola, Heli; Tikkanen, Olli-Pekka, 2025, Itä-Suomen yliopisto. Abstract -
Effects of forest stand and landscape variables on Ips typographus damages in Finland’s nationwide
Pulgarin Díaz, John Alexander; Melin, Markus; Lyytikäinen-Saarenmaa, Päivi; Peltola, Heli; Tikkanen, Olli-Pekka, 2024, Itä-Suomen yliopisto. Abstract -
Relationship between stand and landscape attributes and Ips typographus salvage loggings in Finland
Pulgarin Diaz, John Alexander; Melin, Markus; Ylioja, Tiina; Lyytikäinen-Saarenmaa, Päivi; Peltola, Heli; Tikkanen, Olli-Pekka, 2024, Silva fennica, 58, 3, 23069. A1 Journal article (refereed), original research -
Characterization of the stands damaged by Ips typographus in Finland
Pulgarín Díaz, J. A.; Melin, M.; Lyytikäinen‑Saarenmaa P.; Peltola, H.; Tikkanen, O.-P, 2023, Luonnonvarakeskus. Poster -
Evidence of two mitochondrial lineages and genetic variability in forensically important Lucilia eximia (Diptera: Calliphoridae) in Colombia
Pérez-Pérez, Juliana; Pulgarín Díaz, John Alexander; López-Rubio, Andrés; Gómez-Piñerez, Luz M; Rúa-Uribe, Guillermo; Márquez, Edna J, 2023, Journal of medical entomology, 60, 4, 656-663, . A1 Journal article (refereed), original research -
Size and shape variation of Hypsipyla grandella Zeller (Lepidoptera: Pyralidae) in two hosts: A morphometric approach
Pulgarín Díaz, John Alexander; Cañas Mesa, Verónica; Pérez-Pérez, Juliana; Márquez, Edna J, 2023, Zoologischer anzeiger, 302, 304-309, . A1 Journal article (refereed), original research -
The Eucalyptus snout beetle in Colombia: selection and evaluation of entomopathogenic fungi as bioinsecticides against Gonipterus platensis
Mejía, Cindy; Barrera, Gloria; Alexander Pulgarín Díaz, John; Espinel, Carlos, 2023, Biological control, 2024; 188, 105407. A1 Journal article (refereed), original research -
Ips typographus damages nationwide patterns and causes in Finland
Pulgarín, J A; Melin, M; Peltola, H: Tikkanen, O-P, 2022, IUFRO World Congress. Abstract -
Spread of Panolis flammea, Lymantria monacha and L. dispar in Far North of Europe: old maps and new trapping results.
Tikkanen, O-P; Pulgarín D, J A; Melin, M, 2022, International union of forest research organizations. Abstract