1. Director of the Rangeland and Watershed Management Department, Natural Resources Faculty, Behbahan Higher Educational Institution, University of Shahid Chamran, 2010-2011
2. The Secretary of the Medicinal Plants Committee of the Natural Resources Working Group of the Supreme Assembly of Elites of Iran, 2009-2010
1. Plant Systematic
2. Plant Ecology
3. Phytosociology
4. Ecophytochemistry of Medicinal and Aromatic Plants
Journals:
1. Study of Physiognomy and Origin of Plant Species in Sarshiv Area of Marivan, Iran, 2014. Journal of Rangeland Science, 4(4), pp. 270-278. Hassani, S., Yazdanshenas, H., Nazarpoor Fard, K., Bassiri, R., Purrezaee, J.
2. Phytogeographical distribution of roadside flora along the plain to mountainous natural areas (Northern Khorasan Province, Iran), Flora 234 (2017) 92–105. Javad Pourrezaei, Sayed Jamaleddin Khajeddin, Hamid Reza Karimzadeh, Mohammad Reza Vahabi, Vali Allah Mozaffarianb, Mostafa Tarkesh Esfahani
3. Roadside flora in arid and semi-arid natural areas (Case study: Northern Khorasan province, Iran), Desert 21-2 (2016) 105-113. Javad Pourrezaeia, Sayed Jamaleddin Khajeddin Hamid Reza Karimzadeh ,Mohammad Reza Vahabi, Vali Allah Mozaffarian, Mostafa Tarkesh Esfahani
4. Effects of road features on phytogeographical distribution of plant species in natural area roadsides. Folia Geobotanica. 2021, 55(4), 365-379 Javad Pourrezaei, Sayed Jamaleddin Khajeddin, Hamid Reza Karimzadeh, Mohammad Reza Vahabi, Vali Allah Mozaffarianb, Mostafa Tarkesh Esfahani.
Conferences:
1. Species diversity and life for of plant elements in Zagross mountain chain(Case study, Tang Ban watershed in Khuzestan province in southwest of Iran), First international conference of soil and roots engineering relationship(LANDCON1005) Ardebil province Iran-24-26 May 2010. Farajollah Tarnian, Javad Pourrezaei, Morteza Saberi, Jahanbakhsh Payranj.
2. Introduce of endemic and rare plant species of Zagross mountain in Iran (Case study, Tang Ban watershed in Khuzestan province in southwest of Iran), First international conference of soil and roots engineering relationship(LANDCON1005) Ardebil province Iran-24-26 May 2010. Farajollah Tarnian, Javad Pourrezaei, Morteza Saberi
3. Treatment of women's diseases folklore medicinal plant used by Tayyebi tribal in southwest Iran. International conference on Traditional Medicine, Malaysia, Pulau Pinang. 29-30 November, 2011. Seyedeh Maasumeh Difrakhsh, Hossein Barani, Maasumeh Mazandarani, Javad Pourrezaei
4. Changing some elements during phenological stages in Nitraria Schoberi L. 59th International Congress and annual society meeting for medicinal plant and Natural product research. Turkey, Antalya. 4-9 September 2011. Shakeri R, Naseri Hr, Pourrezaei J, Yousofi Sh, Mehrabanfar Z.
5. Assesment of soil carbon storage in saxaul forests in the Buin Zahra desert of Iran. CONSERVING SOILS AND WATER Conference. BURGAS, BULGARIA. 2019. Naseri HR, Shakeri R, Yousefi Khanghah S, Pourrezaei J.